| Trial Name | Trial Type | Status | Conditions | Intervention | Against | Sponsors |
| Atrial Fibrillation (AF) Patients Not Taking Vitamin-K Antagonist (VKA) (web link) | Drug | Active, not recruiting | Persistent or Permanent Non-Valvular Atrial Fibrillation | AZD0837 (Phase II) | Aspirin | AstraZeneca |
| Long-Term Safety in Atrial Fibrillation Patients (web link) | Drug | Active, not recruiting | Paroxysmal Persistent or Permanent Nonvalvular Atrial Fibrillation | AZD0837 (Phase II) | Vitamin-K Antagonists (warfarin) | AstraZeneca |
| Sole-Therapy Treatment of Atrial Fibrillation (web link) | Device | Active, not recruiting | Atrial Fibrillation | Surgical Ablation using the AtriCure Bipolar System (Phase II) | NA | AtriCure, Inc. |
| Concomitant Treatment of Permanent Atrial Fibrillation (web link) | Device | Active, not recruiting | Atrial Fibrillation | Surgical bipolar radiofrequency ablation using the AtriCure Bipolar System (Phase III) | NA | AtriCure, Inc. |
| Atrial Fibrillation Rate Control Therapy Guided By Continuous Ambulatory Monitoring (web link) | Device | Active, not recruiting | Atrial Fibrillation | Mobile Cardiac Outpatient Telemetry | NA | Beth Israel Deaconess Medical Center Cardionet |
| CACAF2 Study: Catheter Ablation for Cure of Atrial Fibrillation (web link) | Device | Active, not recruiting | Atrial Fibrillation | RF ablation (Phase IV) | Drug: Drug therapy | Biosense Webster EMEA |
| Study to Verify Proper Detection of Supraventricular Tachyarrhythmia With Single-Lead Dual-Chamber Implantable Cardioverter-Defibrillators (ADRIA) (web link) | Device | Active, not recruiting | Tachyarrhythmia | Implantable cardioverter-defibrillator (Phase IV) | NA | Biotronik GmbH & Co. KG |
| IDE Study for the Approval of CLS and CRT Pacing Therapies for the Treatment of AF With Ablate and Pace (web link) | Device | Active, not recruiting | Atrial Fibrillation Congestive Heart Failure | Protos DR/CLS and Stratos LV CRT pacemakers | NA | Biotronik, Inc. |
| Follow-up Treatment of Patients With Atrial Fibrillation Who Have Been Previously Treated With BIBR 1048 (web link) | Drug | Active, not recruiting | Atrial Fibrillation Cerebrovascular Accident | Dabigatran etexilate (Phase II) | NA | Boehringer Ingelheim Pharmaceuticals |
| Randomized Evaluation of Long Term Anticoagulant Therapy (RE-LY) With Dabigatran Etexilate (web link) | Drug | Active, not recruiting | Atrial Fibrillation Cerebrovascular Accident | Dabigatran etexilate (Phase III) | Warfarin | Boehringer Ingelheim Pharmaceuticals |
| Effectiveness and Safety of Ramipril Alone Compared With Telmisartan Alone and in Combination With Ramipril in Patients at High Risk for Cardiovascular Events. Patients Intolerant to Ramipril Were Entered in TRANSCEND, Telmisartan Compared to Placebo (web link) | Drug | Active, not recruiting | Cardiovascular Diseases | Telmisartan (Phase IV) | Combination of Telmisartan and Ramipril | Boehringer Ingelheim Pharmaceuticals |
| CONTAK RENEWAL 3 AVT (web link) | Device | Active, not recruiting | Heart Failure Atrial Fibrillation | CONTAK RENEWAL 3 AVT (Phase III) | NA | Boston Scientific Corporation |
| The Effect of Losartan on Atrial Fibrillation (AF) Burden and Pacemaker Dependence in Patients With Sick Sinus Syndrome (web link) | Drug | Active, not recruiting | Atrial Fibrillation | Losartan | Placebo | Chung Shan Medical University |
| A Study to Assess the Safety of a Potential New Drug in Comparison to the Standard Practice of Dosing With Warfarin for Non-Valvular Atrial Fibrillation (web link) | Drug | Active, not recruiting | Atrial Fibrillation Thromboembolism | Du-176b (Phase II) | DU-176b | Daiichi Sankyo Inc. |
| The Home INR Study (THINRS) (web link) | Procedure | Active, not recruiting | Atrial Fibrillation | Weekly patient self-testing of prothrombin time (Phase IV) | NA | Department of Veterans Affairs VA CSP |
| A Retrospective Analysis of the Use of ACE-Inhibitors and Angiotensin Receptor Blockers (web link) | Procedure | Active, not recruiting | Atrial Fibrillation Atrial Flutter | ACE-Inhibitors and Angiotensin Receptor Blockers (Phase II) | NA | Emory University |
| Prevention Of Recurrence Of Atrial Fibrillation (web link) | Drug | Active, not recruiting | Atrial Fibrillation | SB-207266 (Phase II) | NA | GlaxoSmithKline |
| Study to Characterize Atrial Fibrillation in CHF Patients Indicated for CRT (web link) | Device | Active, not recruiting | Congestive Heart Failure Atrial Fibrillation | Vitatron biventricular pacemaker (Phase IV) | NA | Medtronic - Vitatron |
| DATAS: The Dual Chamber & Atrial Tachyarrhythmias Adverse Events Study (web link) | Device | Active, not recruiting | Implantable Cardioverter-Defibrillators Tachycardia Ventricular Ventricular Fibrillation | Implantable Cardioverter Defibrillator (Phase IV) | NA | Medtronic Bakken Research Center |
| Clinical Investigation of the Medtronic Concerto™ Device (web link) | Device | Active, not recruiting | Congestive Heart Failure Atrial Arrhythmia Atrial Tachyarrhythmia Atrial Fibrillation | Cardiac Resynchronization Therapy+Implantable Cardioverter Defibrillator | NA | Medtronic Cardiac Rhythm Disease Management |
| Managed Ventricular Pacing (MVP) Trial (web link) | Device | Active, not recruiting | Heart Disease | ICD | NA | Medtronic Cardiac Rhythm Disease Management Medtronic |
| CONNECT Study - Clinical Evaluation Of Remote NotificatioN to rEduCe Time to Clinical Decision (web link) | Device | Active, not recruiting | Arrhythmia Tachycardia Atrial Fibrillation Ventricular Fibrillation | Remote Management | In-Office Care | Medtronic Cardiac Rhythm Disease Management Medtronic Symbios Clinical |
| Atrial Fibrillation Incidence, Risk Factors and Genetics (web link) | NA | Active, not recruiting | Atrial Fibrillation Cardiovascular Diseases Heart Diseases Hypertension Cerebrovascular Accident Arrhythmia | NA | NA | National Heart, Lung, and Blood Institute (NHLBI) |
| Pharmacogenetics and Cardiovascular Events (web link) | NA | Active, not recruiting | Cardiovascular Diseases Atrial Fibrillation Cerebrovascular Accident Heart Diseases Myocardial Infarction | NA | NA | National Heart, Lung, and Blood Institute (NHLBI) |
| S.I.F.A. II: Prevention Of Thromboembolic Events In Patients With Nonrheumatic Atrial Fibrillation. (web link) | Drug | Active, not recruiting | Atrial Fibrillation | aspirin (Phase III) | indobufen | Pfizer |
| Best Bypass Surgery (BBS) Trial (web link) | Procedure | Active, not recruiting | Heart Disease Cardiovascular Disease | Coronary artery bypass grafting (Phase III) | NA | Rigshospitalet, Denmark Danish Heart Foundation The Danish Medical Research Council Copenhagen Hospital Corporation |
| Efficacy & Safety of Dronedarone Versus Amiodarone for the Maintenance of Sinus Rhythm in Patients With Atrial Fibrillation (web link) | Drug | Active, not recruiting | Atrial Fibrillation | dronedarone (SR33589) (Phase III) | amiodarone | Sanofi-Aventis |
| Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE A) (web link) | Drug | Active, not recruiting | Atrial Fibrillation Vascular Risk | Clopidogrel (Phase III) | NA | Sanofi-Aventis Bristol-Myers Squibb |
| Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE I) (web link) | Drug | Active, not recruiting | Atrial Fibrillation Cardiovascular Disease | Irbesartan (Phase III) | NA | Sanofi-Aventis Bristol-Myers Squibb |
| Mascot Study: Management of Atrial Fibrillation (AF) Suppression in AF-Heart Failure (HF) COmorbidity Therapy (web link) | Device | Active, not recruiting | Heart Failure Atrial Fibrillation Ventricular Dysfunction | Atrial Overdrive Pacing | NA | St. Jude Medical |
| Reduce Ventricular Pacing in Dual Chamber Implantable Cardioverter Defibrillators Using AutoIntrinsic Conduction Search Study (web link) | Device | Active, not recruiting | Arrhythmia | Autointrinsic Conduction Search Algorithm (Phase IV) | NA | St. Jude Medical |
| Bi-Ventricular Pacing in Patients With Atrial Fibrillation and Heart Failure (BIFF-Study) (web link) | Device | Active, not recruiting | Heart Failure | InSync III (Phase II) | NA | Umeå University |
| Usefulness of Markers to Predict Recurrence of Atrial Fibrillation After Radiofrequency Catheter Ablation (web link) | NA | Active, not recruiting | Atrial Fibrillation | NA | NA | University Hospital, Geneva |
| Rapid Diagnosis of Myocardial Damage and Coronary Stenosis With MRI (web link) | NA | Active, not recruiting | Myocardial Infarction | NA | NA | University Hospital, Linkoeping Jonkoping County Hospital The Medical Research Council of Southeast Sweden |
| Treatment of Atrial Fibrillation by Minimal Invasive Surgery (web link) | Procedure | Active, not recruiting | Atrial Fibrillation | ablation of pulmonary veins by video assisted thoracic surgery (Phase II) | NA | University Medical Centre Groningen |
| RAte Control Efficacy in Permanent Atrial Fibrillation (web link) | Procedure | Active, not recruiting | Persistant Atrial Fibrillation | Strict versus lenient rate control | NA | University Medical Centre Groningen Netherlands Heart Foundation |
| Navi-Star Thermo-Cool Catheter For Ablation of Atrial Fibrillation (web link) | Device | Active, not recruiting | Atrial Fibrillation | Catheter Ablation (NAVI-STAR THERMO-COOL catheter) | NA | University of Oklahoma |
| ALA and Prostate Cancer (web link) | Procedure | Active, not recruiting | Atrial Fibrillation Diet Therapy Prostate Cancer | ALA-rich diet (Phase II) | NA | University of Toronto |
| Studies of the Prevention of Atrial Fibrillation by ALA (web link) | Procedure | Active, not recruiting | Atrial Fibrillation Diet Therapy | ALA rich diet (Phase II) | NA | University of Toronto University Hospital, Bordeaux Institut National de la Santé Et de la Recherche Médicale, France |
| Safety and Efficacy Study of an A1-Adenosine Receptor Agonist to Slow Heart Rate in Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | DTI-0009 (Phase II) | NA | Aderis Pharmaceuticals |
| Study of a New Anticoagulant Drug in Patients With Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | ATI-5923 (Phase II) | NA | ARYx Therapeutics |
| Candesartan in the Prevention of Relapsing Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | Candesartan (Phase III) | NA | Asker & Baerum Hospital Helse Ost Ullevaal University Hospital AstraZeneca |
| Arrhythmia Prevention With an Alpha-Linolenic Enriched Diet (web link) | Behavioral | Completed | Atrial Fibrillation Diet Therapy | Alpha-linolenic enriched diet (Phase II) | NA | Assistance Publique - Hôpitaux de Paris University Hospital, Bordeaux |
| Response to RSD1235 Compared to Placebo in Subjects With Atrial Arrhythmia After Heart Surgery (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | RSD1235 (Phase III) | NA | Astellas Pharma Inc Astellas Pharma US, Inc. Cardiome Pharma |
| Study of RSD1235 to Evaluate Safety in Patients With Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | RSD1235 (Phase III) | NA | Astellas Pharma Inc Cardiome Pharma |
| Study to Determine the Response and Effectiveness of RSD1235 in Subjects With Atrial Fibrillation or Atrial Flutter (web link) | Drug | Completed | Atrial Flutter Atrial Fibrillation | RSD1235 (Phase III) | placebo | Astellas Pharma Inc Cardiome Pharma |
| Prevention of Stroke and Systemic Embolic Events in Patients With Atrial Fibrillation (web link) | Drug | Completed | Nonvalvular Atrial Fibrillation | AZD0837 (Phase II) | Vitamin-K antagonist at INR 2-3 | AstraZeneca |
| Efficacy and Safety of AZD7009 in the Treatment of Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | AZD7009, no generic name available (Phase II) | NA | AstraZeneca |
| High-Dose N-Acetylcysteine in Cardiac Surgery (web link) | Drug | Completed | Cardiac Surgery and Cardiopulmonary Bypass | N-acetylcysteine (Phase II) | Placebo | Austin Health |
| Sodium Bicarbonate in Cardiac Surgery (web link) | Drug | Completed | Cardiac Surgery and Cardiopulmonary Bypass | Sodium Bicarbonate (Phase II) | Placebo | Austin Health |
| Comparison of Pulmonary Vein Isolation Versus AV Nodal Ablation With Biventricular Pacing for Patients With Atrial Fibrillation With Congestive Heart Failure (PABA CHF) (web link) | Procedure | Completed | Atrial Fibrillation Congestive Heart Failure | Pulmonary vein isolation | NA | Azienda Policlinico Umberto I The Cleveland Clinic |
| A Study of Avelox® for Treatment of Elderly Patients With Community Acquired Pneumonia (web link) | Drug | Completed | Pneumonia | Avelox (Moxifloxacin, BAY12-8039) (Phase IV) | Levofloxacin | Bayer |
| A Comparision of Anitarrhythmic Drug Therapy and Radiofrequency Catheter Ablation in Patients With Paroxysmal Atrial Fibrillation (web link) | Device | Completed | Atrial Fibrillation | RF Ablation, AAD (Phase IV) | NA | Biosense Webster, Inc. |
| Safety and Efficacy Study of RENEWAL 4 AVT (web link) | Device | Completed | Heart Failure Tachycardia Atrial Fibrillation Atrial Flutter Ventricular Fibrillation | CRT-D (Phase II|Phase III) | NA | Boston Scientific Corporation |
| INTRINSIC RV - Inhibition of Unnecessary RV Pacing With AV Search Hysteresis in ICDs (web link) | Device | Completed | Tachycardia | Implantable Cardioverter Defibrillator (Phase IV) | NA | Boston Scientific Corporation |
| Electrophysiological Effects of Irbesartan in Patients With Paroxysmal Atrial Fibrillation (AF) (web link) | Drug | Completed | Atrial Fibrillation | Irbesartan (Phase III) | Placebo | Bristol-Myers Squibb Sanofi-Aventis |
| Study of RSD1235-SR for the Prevention of Atrial Fibrillation/Atrial Flutter Recurrence (web link) | Drug | Completed | Atrial Fibrillation | RSD1235-SR (Phase II) | NA | Cardiome Pharma |
| Vernakalant (Oral) Prevention of Atrial Fibrillation Recurrence Post-Conversion Study (web link) | Drug | Completed | Atrial Fibrillation | vernakalant (oral) (Phase II) | NA | Cardiome Pharma |
| Phase III Tolerance and Efficacy Study of RSD1235 in Patients With Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | Vernakalant Injection 20 mg/mL (Phase III) | NA | Cardiome Pharma Astellas Pharma US, Inc. |
| Comparing the Effects of Amiodarone, Sotalol, and Placebo in Maintaining Sinus Rhythm in Patients With Atrial Fibrillation Converted to Sinus Rhythm (web link) | Drug | Completed | Atrial Fibrillation Cerebrovascular Accident Death Sudden | Amiodarone (Phase III) | Sotalol | Department of Veterans Affairs |
| Following Patients on Warfarin Therapy to See if Differences in Hemorrhagic Complications Exist (web link) | NA | Completed | Atrial Fibrillation | NA | NA | Department of Veterans Affairs |
| FFS - Far Field Sensing Test Study in Cardiac Dual Chamber Pacemakers (web link) | Device | Completed | Atrial Fibrillation | Individualized Programming of PVAB (Phase IV) | Nominal PVAB | Deutsches Herzzentrum Muenchen |
| Trigger- vs. Substrate-Ablation for Paroxysmal Atrial Fibrillation (web link) | Procedure | Completed | Atrial Fibrillation | trigger-guided catheter-ablation (Phase IV) | trigger+substrate-guided catheter ablation | Deutsches Herzzentrum Muenchen |
| Trial to Investigate the Efficacy of Olmesartan in Paroxysmal Atrial Fibrillation (web link) | Drug | Completed | Heart Disease Arrhythmia Atrial Fibrillation | olmesartanmedoxomil (Phase III) | NA | German Atrial Fibrillation Network Daiichi Sankyo Inc. |
| Use Of SB424323 With Aspirin In Non-Valvular Atrial Fibrillation In Patients At A Low Or Intermediate Risk For Stroke (web link) | Drug | Completed | Atrial Fibrillation | SB424323 (Phase II) | NA | GlaxoSmithKline |
| GISSI-AF - Use of Valsartan an Angiotensin II AT1-Receptor Blocker in the Prevention of Atrial Fibrillation Recurrence (web link) | Drug | Completed | Atrial Fibrillation | Valsartan (Phase III) | Placebo | Gruppo di Ricerca GISSI |
| Prospective Registry of Pacemaker Patients Concerning Percentage of Right Ventricular Pacing, LVEF and NYHA Class (web link) | Device | Completed | Atrial Fibrillation Bradycardia Heart Block Sick Sinus Syndrome | Any pacemaker with right ventricular pacing option | NA | Guidant Corporation |
| OPERA: French Observational Study on Patients Implanted With a Guidant PRIZM or Vitality Defibrillator (web link) | Device | Completed | Ventricular Tachycardia Ventricular Fibrillation | Prizm, Vitality, Renewal (Phase IV) | NA | Guidant Corporation |
| Second Canadian Trial of Physiologic Pacing (CTOPP II): Pilot Trial (web link) | Device | Completed | Pacemaker Dependence | pacemaker (Phase III) | NA | Hamilton Health Sciences Medtronic Sunnybrook Health Sciences Centre |
| Concentrations of Amiodarone in Fat Tissue During Chronic Treatment (web link) | Procedure | Completed | Arrhythmia Atrial Fibrillation Atrial Flutter | Fat tissue needle aspiration (Phase IV) | NA | Hopital Lariboisière Unité de Recherches Therapeutiques - H. Lariboisiere |
| The Protective Effects Of Treatment With Hyperbaric Oxygen Prior To Bypass Heart Surgery (web link) | Drug | Completed | Myocardial Reperfusion Injury Cytoprotection | Hyperbaric Oxygen (Phase I|Phase II) | NA | Hull and East Yorkshire Hospitals NHS Trust North of England Medical & Hyperbaric Services |
| A Controlled Randomized Trial of CPVA Versus Antiarrhythmic Drug Therapy in for Paroxysmal AF (web link) | Procedure | Completed | Atrial Fibrillation | Circumferential Pulmonary Vein Ablation (Phase IV) | Drug: Antiarrhythmic Drug Therapy | IRCCS San Raffaele |
| Improved Stroke Outcome at 6 Months (web link) | Procedure | Completed | Stroke | Stroke treatment (Phase IV) | NA | Kantonsspital Baden RehaClinic Zurzach |
| Safety and Effectiveness of the Medtronic Resting Heart Bypass System in Heart Surgery Patients (web link) | Device | Completed | Coronary Artery Bypass Surgery Cardiopulmonary Bypass | Medtronic Resting Heart Bypass System (Phase I) | NA | Lawson Health Research Institute Medtronic |
| Randomized Clinical Trial Comparing Coronary Bypass Grafting With or Without Cardiopulmonary Bypass (web link) | Procedure | Completed | Ischemic Heart Disease | Coronary bypass surgery without cardiopulmonary bypass (Phase III) | NA | Maritime Heart Centre |
| Angiotensin-II Blockade in Mitral Regurgitation (web link) | Drug | Completed | Mitral Regurgitation | Candesartan (Phase IV) | atacand | Mayo Clinic |
| To Evaluate the Impact of Oral Flecainide on Quality of Life in Patients With Paroxysmal Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | Flecainide controlled release (Phase IV) | NA | MEDA Pharma GmbH & Co. KG |
| Pacing of the Atria in Sick Sinus Syndrome Trial Preventive Strategies for Atrial Fibrillation (web link) | Device | Completed | Sick Sinus Syndrome | Pacing leads to be implanted according randomization. (Phase IV) | Selection 9000 prevent AF an Diagnose AF | Medtronic - Vitatron Vitatron GmbH |
| Clinical Investigation of the Medtronic EnTrust™ Implantable Cardioverter Defibrillator (ICD), Model D153ATG (web link) | Device | Completed | Ventricular Arrhythmias | Implantable Cardioverter Defibrillator | NA | Medtronic Cardiac Rhythm Disease Management |
| SAVEPACe - Search AV Extension and Managed Ventricular Pacing for Promoting Atrio-Ventricular Conduction (web link) | Device | Completed | Sick Sinus Syndrome Heart Failure Congestive Atrial Fibrillation Bradycardia Ventricular Dysfunction | Implantable Pulse Generators | NA | Medtronic Cardiac Rhythm Disease Management |
| Study for Atrial Fibrillation Reduction (SAFARI) (web link) | Device | Completed | Atrial Fibrillation Bradycardia | Pacing Algorithms | NA | Medtronic Cardiac Rhythm Disease Management |
| The Atrial High Rate Episodes in Pacemaker Patients (web link) | NA | Completed | Arrhythmia Atrial Fibrillation Atrioventricular Block Bradycardia Sick Sinus Syndrome | NA | NA | Medtronic Cardiac Rhythm Disease Management |
| Restoring Sinus Rhythm With Cardiac Resynchronization in Patients With Atrial Fibrillation (ReSync AF) (web link) | Device | Completed | Heart Failure Atrial Arrhythmia | Cardiac Resynchronization Therapy | NA | Medtronic Cardiac Rhythm Disease Management Medtronic |
| TRENDS: A Prospective Study of the Clinical Significance of Atrial Arrhythmias Detected by Implanted Device Diagnostics (web link) | Device | Completed | Atrial Fibrillation Stroke Heart Failure | Diagnostic | NA | Medtronic Cardiac Rhythm Disease Management Medtronic |
| Carvedilol Versus Metoprolol for the Prevention of Atrial Fibrillation After Off-Pump Coronary Bypass Surgery (web link) | Drug | Completed | Coronary Disease Atrial Fibrillation | Carvedilol versus Metoprolol | NA | Ministry of Health, Labour and Welfare |
| Atrial Fibrillation and Congestive Heart Failure Trial (web link) | Other | Completed | Atrial Fibrillation Congestive Heart Failure | Rate vs rhythm control strategies for atrial fibrillation (Phase IV) | Rate vs rhythm control strategies in atrial fibrillation | Montreal Heart Institute |
| Atrial Fibrillation Follow-Up Investigation of Rhythm Management (AFFIRM) (web link) | Drug | Completed | Arrhythmia Atrial Fibrillation Cardiovascular Diseases Heart Diseases | amiodarone (Phase III) | sotalol | National Heart, Lung, and Blood Institute (NHLBI) |
| Boston Area Anticoagulation Trial for Atrial Fibrillation (BAATAF) (web link) | Drug | Completed | Arrhythmia Atrial Fibrillation Cardiovascular Diseases Cerebral Embolism and Thrombosis Cerebrovascular Disorders Heart Diseases Thrombophlebitis Cerebrovascular Accident | warfarin (Phase III) | NA | National Heart, Lung, and Blood Institute (NHLBI) |
| Lifetime Risk for Cardiovascular Disease Among Non-White Ethnic Groups (web link) | NA | Completed | Cardiovascular Diseases Coronary Disease Heart Failure Congestive Atrial Fibrillation | NA | NA | National Heart, Lung, and Blood Institute (NHLBI) |
| Framingham Offspring Study: Psychosocial Risk Factors (web link) | NA | Completed | Cardiovascular Diseases Coronary Disease Heart Diseases Depression Atrial Fibrillation | NA | NA | National Heart, Lung, and Blood Institute (NHLBI) |
| Epidemiology of Symptomatic Arrhythmias (web link) | NA | Completed | Cardiovascular Diseases Heart Diseases Atrial Fibrillation Arrhythmia Tachycardia Tachycardia Supraventricular | NA | NA | National Heart, Lung, and Blood Institute (NHLBI) |
| Evaluating the Relationship Between Fatty Acids and Heart Disease (web link) | NA | Completed | Cardiovascular Diseases Heart Failure Congestive Atrial Fibrillation Cerebrovascular Accident | NA | NA | National Heart, Lung, and Blood Institute (NHLBI) Office of Dietary Supplements (ODS) |
| Study of T3 on the Incidence of Atrial Fibrillation in Patients Undergoing Cardiac Surgery (web link) | Drug | Completed | Atrial Fibrillation | Triiodothyronine (Phase I) | triiodothyronine | North Shore Long Island Jewish Health System Elmezzi Foundation |
| Atrial Fibrillation Feasibility Certoparin Trial - AFFECT (web link) | Drug | Completed | Persistent Nonvalvular Atrial Fibrillation | Certoparin (Phase III) | NA | Novartis |
| Efficacy and Safety of Azimilide for the Treatment of Patients With Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation | Azimilide Dihydrochloride (Phase III) | Placebo | Procter and Gamble |
| Efficacy and Safety of Azimilide in the Prophylactic Treatment of Patients With Atrial Fibrillation. (web link) | Drug | Completed | Atrial Fibrillation | Azimilide Dihydrochloride (Phase III) | Placebo | Procter and Gamble |
| Efficacy and Safety Evaluation of Azimilide or Sotalol vs Placebo for Treatment of Patients With Atrial Fibrillation. (web link) | Drug | Completed | Atrial Fibrillation | Azimilide Dihydrochloride (Phase III) | Placebo | Procter and Gamble |
| Prevention of Atrial Fibrillation Following Noncardiac Thoracic Surgery (web link) | Drug | Completed | Atrial Fibrillation | amiodarone - for prophylaxis of atrial fibrillation (Phase IV) | Other: Control | Purdue University Indiana University |
| Silent Cerebrovascular Lesion and Cognitive Decline Prevention by Cholesterol Lowering in Elderly AF Patients (web link) | Drug | Completed | Atrial Fibrillation Neuropsychology Magnetic Resonance Imaging Inflammation Hemostasis | Atorvastatin (Phase IV) | ezetimibe | Radboud University Pfizer Schering-Plough |
| A Randomized Trial of the Ostial Versus the Extra-Ostial Ablation Strategy for Atrial Fibrillation (web link) | Procedure | Completed | Atrial Fibrillation Arrhythmia | Catheter ablation (pulmonary vein isolation) | NA | Rigshospitalet, Denmark Medtronic Biosense Webster, Inc. St. Jude Medical Guidant Corporation |
| Atorvastatin for Prevention of Postoperative Atrial Fibrillation After Off-Pump Coronary Artery Bypass Grafting Surgery (web link) | Drug | Completed | Coronary Artery Bypass | atorvastatin | NA | Samsung Medical Center |
| ATHENA: A Trial With Dronedarone to Prevent Hospitalization or Death in Patients With Atrial Fibrillation (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | dronedarone (SR33589) (Phase III) | placebo | Sanofi-Aventis |
| EURopean Trial In AF or AFL Patients Receiving Dronedarone for the maIntenance of Sinus Rhythm (EURIDIS) (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | dronedarone (SR33589) (Phase III) | placebo | Sanofi-Aventis |
| American-Australian-African Trial With DronedarONe In AF or AFL Patients for the Maintenance of Sinus Rhythm (ADONIS) (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | dronedarone (SR33589) (Phase III) | placebo | Sanofi-Aventis |
| Evaluating the Use of SR34006 Compared to Warfarin or Acenocoumarol in Patients With Atrial Fibrillation (AMADEUS) (web link) | Drug | Completed | Atrial Fibrillation | SR34006 (idraparinux sodium) Injection (Phase III) | vitamin K antagonist (warfarin or acenocoumarol) tablets | Sanofi-Aventis |
| Double Blind Placebo COntrolled Dose Ranging studY of the eFficacy and safEty of ssr149744c 300 or 600 mg for the Conversion of Atrial Fibrillation / fluttEr (CORYFEE) (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | SSR149744C (Phase II) | NA | Sanofi-Aventis |
| Placebo Controlled Double-Blind Dose Ranging Study of the Efficacy and Safety of SSR149744C 50, 100, 200 or 300 mg OD With Amiodarone as Calibrator for the Maintenance of Sinus Rhythm in Patients With Recent Atrial Fibrillation/Flutter (MAIA) (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | SSR149744C (Phase II|Phase III) | NA | Sanofi-Aventis |
| Effect of Prophylaxy of Amiodarone and Propranolol and Amiodarone With Propranolol in Prevention of Atrial Fibrillation Post Coronary Artery Bypass Graft (web link) | Drug | Completed | Atrial Fibrillation | Amiodarone + Propranolol | Amiodarone | Shiraz University of Medical Sciences |
| Intravenous Tedisamil in the Rapid Conversion of Atrial Fibrillation or Flutter to Normal Sinus Rhythm in Female Subjects (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | Tedisamil sesquifumarate (Phase III) | NA | Solvay Pharmaceuticals |
| Intravenous Tedisamil in the Rapid Conversion of Atrial Fibrillation or Flutter to Normal Sinus Rhythm in Male Subjects (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | Tedisamil sesquifumarate (Phase III) | NA | Solvay Pharmaceuticals |
| Intravenous Tedisamil in the Rapid Conversion of Atrial Fibrillation or Flutter to Normal Sinus Rhythm in Female Subjects (web link) | Drug | Completed | Atrial Fibrillation Atrial Flutter | Tedisamil sesquifumarate (Phase III) | NA | Solvay Pharmaceuticals |
| Spontaneous Atrio Ventricular Conduction Preservation (web link) | Device | Completed | Sinus Node Dysfunction Bradycardia-Tachycardia Syndrome Paroxysmal Atrioventricular Block | Symphony D 2450 (Phase IV) | Symphony DR 2550 | Sorin Group |
| Assessment of Cardioversion Using Transesophageal Echocardiography II (ACUTE II) (web link) | Drug | Completed | Atrial Fibrillation | Enoxaparin (Phase IV) | NA | The Cleveland Clinic Sanofi-Aventis |
| Pre- and Postoperative Cardiopulmonary Rehabilitation Reduces Complications After Coronary Artery Bypass Surgery: A Randomized Trial (web link) | Behavioral | Completed | Coronary Artery Bypass Surgery | REHAB (Pre- and postoperative cardiopulmonary rehabilitation) | NA | Universidade do Sul de Santa Catarina ICSC |
| Use of Radiofrequency Ablation to Eliminate Continuous Atrial Fibrillation in Patients Undergoing Mitral Valve Surgery (web link) | Device | Completed | Atrial Fibrillation Radiofrequency Catheter Ablation | Radiofrequency ablation | NA | University Hospitals, Leicester British Heart Foundation |
| Continuous Versus Episodic Amiodarone Treatment for the Prevention of Permanent Atrial Fibrillation (web link) | Drug | Completed | Persistant Atrial Fibrillation | amiodarone | NA | University Medical Centre Groningen Netherlands Heart Foundation |
| Reduction of Atrial Fibrillation Study in Patients Undergoing Coronary Artery Bypass Grafting. (RASCABG 1 Study) (web link) | Drug | Completed | Atrial Fibrillation Coronary Artery Bypass Grafting | Amiodarone (Phase IV) | NA | University of Aarhus |
| Cavotricuspid Isthmusblock and Circumferential Pulmonary Vein Isolation in Patients With Atrial Fibrillation (web link) | Procedure | Completed | Atrial Fibrillation | Pulmonary vein isolation and cavotricuspid ishtmusblock (Phase IV) | NA | University of Aarhus The Danish Heart Association H. Lundbeck A/S |
| Atrial Pacing for Termination and Prevention of Atrial Fibrillation (web link) | Device | Completed | Bradycardia Atrial Fibrillation | AT501 pacemaker | NA | University of Calgary Heart and Stroke Foundation of Ontario |
| Amiodarone to Prevent Post-Operative Arrhythmias (web link) | Drug | Completed | Atrial Fibrillation | amiodarone (Phase III) | NA | University of Calgary Heart and Stroke Foundation of Ontario Wyeth |
| Quality Improvement in Stroke Prevention (QUISP) (web link) | Drug | Completed | Ischemic Stroke | Optimal treatment (Phase IV) | NA | University of California, San Francisco Kaiser Permanente |
| Endothelial Function and Cardiac Output in RV Pacing (web link) | Procedure | Completed | Bradycardia | Dual chamber pacing with long AV delay | VVI pacing | University of Dundee |
| Radiofrequency Catheter Ablation for Chronic Atrial Fibrillation (web link) | Procedure | Completed | Atrial Fibrillation | Radiofrequency catheter ablation | Drug: Amiodarone and cardioversion | University of Michigan, Section of Electrophysiology (Arrhythmia Research) Dept of Electrophysiology, San Raffaele University Hospital, Milan, Italy |
| A Study of Strategies for Electrical Isolation of Pulmonic Veins for Curative Treatment of Atrial Fibrillation (web link) | Procedure | Completed | Atrial Fibrillation | Pulmonary Vein Isolation (Radiofrequency Catheter Ablation) | NA | University of Pennsylvania |
| Effects of Left Atrial Appendage Occlusion (web link) | NA | Completed | Atrial Fibrillation | NA | NA | University of Pittsburgh |
| Biventricular Pacing After Coronary Artery Bypass Grafting (BIVAC) (web link) | Procedure | Completed | Cardiac Pacing Artificial Coronary Artery Bypass Ventricular Function Left | Postoperative Pacing | NA | University of Schleswig-Holstein |
| Follow-up Study of the RAI-Treated Hyperthyroid Patients (web link) | NA | Completed | Hyperthyroidism Cardiovascular Diseases Atrial Fibrillation | NA | NA | University of Tampere |
| Single Ascending Dose Study of the Safety, Tolerability, and Pharmacokinetics of GAP-134 Administered Intravenously (web link) | Drug | Completed | Arrhythmia | GAP-134 (Phase I) | NA | Wyeth |
| AMAZING PRAGUE (PRAGUE-12) (web link) | Procedure | Enrolling by invitation | Atrial Fibrillation Restore of Sinus Rhythm Post-Operative Complications | Cox-MAZE III | NA | Charles University, Czech Republic |
| On-Pump vs. Off-Pump CABG in High-Risk Patients (EuroSCORE 6+) (web link) | Procedure | Enrolling by invitation | Ischemic Heart Disease Post-Operative Complications | OPCAB - the off-pump coronary artery bypass | NA | Charles University, Czech Republic |
| HIFU Application in the Surgical Treatment of AF (web link) | Device | Enrolling by invitation | Atrial Fibrillation | Epicor Cardiac Ablation System | Procedure: Surgical ablation of permanent AF | St. Jude Medical |
| Organization in Acute Atrial Fibrillation Post Open Heart Surgery (web link) | NA | Enrolling by invitation | Atrial Fibrillation | NA | NA | State University of New York - Upstate Medical University |
| Modeling Genotype and Other Factors to Enhance the Safety of Coumadin Prescribing (web link) | Drug | Not yet recruiting | Atrial Fibrillation Deep Venous Thrombosis Heart Valve Replacement Pulmonary Embolism | Coumadin | NA | Agency for Healthcare Research and Quality (AHRQ) Marshfield Clinic Research Foundation |
| Pharmacodynamic Drug Interaction Between Warfarin and Amoxicillin-Clavulanic Acid (web link) | Drug | Not yet recruiting | Oral Anticoagulation Deep Venous Thrombosis Atrial Fibrillation Pulmonary Embolism | Firstly : Amoxicillin-Clavulanic acid and secondly : Placebo (Phase IV) | Firstly : Placebo and secondly : Amoxicillin-Clavulanic acid | Assistance Publique - Hôpitaux de Paris GlaxoSmithKline |
| Minimally Invasive Surgical Ablation for Atrial Fibrillation/RESTORE IIB (web link) | Device | Not yet recruiting | Atrial Fibrillation | AtriCure Bipolar System (Phase II) | NA | AtriCure, Inc. |
| Circumferential vs Ganglionic Plexi Ablation for Atrial Fibrillation (AF) (web link) | Procedure | Not yet recruiting | Atrial Fibrillation | Circumferential ablation for PV isolation | Circumferential ablation and GP ablation | Cardiovascular Research Society, Greece |
| Irbesartan for the Prevention of Atrial Arrhythmias and Cardiac Electrical Remodeling in Patients With Hypertension and Permanent Pacemakers (web link) | Drug | Not yet recruiting | Atrial Fibrillation Hypertension | Irbesartan (Phase III) | NA | Connolly, Stuart, M.D. Sanofi-Aventis Bristol-Myers Squibb |
| Change of Heart Rate Variability and Baroreflex Sensitivity After Ventral Cardiac Denervation (web link) | Procedure | Not yet recruiting | Atrial Fibrillation | ventral cardiac denervation | NA | Far Eastern Memorial Hospital |
| Randomized Trial to Assess Efficacy of PUFA for the Maintenance of Sinus Rhythm in Persistent Atrial Fibrillation (web link) | Dietary Supplement | Not yet recruiting | Atrial Fibrillation | Omega 3 (n-3 PUFA) (Phase III) | Drug: Placebo | Fundacion GESICA |
| KONVERT-AF – Relevance of Point in Time for Conversion of Acute Atrial Fibrillation (web link) | Device | Not yet recruiting | Atrial Fibrillation | external electrical cardioversion | NA | German Atrial Fibrillation Network German Federal Ministry of Education and Research |
| Radiofrequency Ablation of Drivers of Atrial Fibrillation (web link) | Procedure | Not yet recruiting | Atrial Fibrillation | Radiofrequency catheter ablation (Phase III) | NA | Hospital General Universitario Gregorio Marañon Centro Nacional de Investigación Cardiovascular (CNIC) |
| Ventricular Pacing Site Selection (V-PASS) (web link) | Procedure | Not yet recruiting | Atrioventricular Block | Leads to be implanted according randomization on specified sites. Vitatron pacemakers to be implanted: T60 DR, T70 DR, T20 SR, C60 DR (Phase IV) | NA | Medtronic - Vitatron Vitatron GmbH |
| Heart Rate Regularization in Patients With Permanent Atrial Fibrillation Post Marketing Study (web link) | Device | Not yet recruiting | Atrial Fibrillation | Function Ventricular Rate Stabilization (Phase IV) | NA | Medtronic - Vitatron Vitatron Medical Italia |
| Electrophysiologically Guided PAcing Site Selection Study (web link) | Procedure | Not yet recruiting | Sinus Arrhythmia Atrial Fibrillation | IAS pacing (Phase IV) | RAA pacing | Medtronic - Vitatron Vitatron Medical Italia |
| PROTECT-PACE STUDY - The Protection of Left Ventricular Function During Right Ventricular Pacing (web link) | Device | Not yet recruiting | Left Ventricular Dysfunction | Pacing lead position | NA | Medtronic Cardiac Rhythm Disease Management Medtronic |
| Evaluation of Different Strategies of Pericardial Drainage After Aortic Valvular Surgery (web link) | Device | Not yet recruiting | Pericardial Effusion Late Cardiac Tamponade Surgical Reintervention | Blake Drains (Blake drain, Ethicon USA) | Standard mediastinal drainage | Montreal Heart Institute Johnson & Johnson |
| Study to Determine the Efficacy of Perindopril to Prevent the Recurrence of Atrial Fibrillation in Patients With Essential Hypertension (web link) | Drug | Not yet recruiting | Essential Hypertension Atrial Fibrillation | Coversyl (perindopril) (Phase IV) | NA | Montreal Heart Institute Servier |
| N-3 Fatty Acids for the Prevention of Atrial Fibrillation in Patients With Acute Heart Failure (web link) | Drug | Not yet recruiting | Acute Heart Failure | Epadel, Eicosapentaenoic acid (Phase IV) | NA | Osaka General Medical Center |
| Prevention of Atrial Fibrillation With ARB After Catheter Ablation (web link) | Drug | Not yet recruiting | Atrial Fibrillation Atrial Flutter | Angiotensin Receptor Blocker (valsartan) (Phase IV) | NA | Queen Elizabeth II Health Sciences Centre |
| Changes in Myocardial Perfusion During Chronic Multi Site Biventricular Versus Right Ventricular Apex Pacing in Patients With Normal Left Ventricular Function Undergoing His Bundle Ablation for Drug-Refractory Atrial Fibrillation (web link) | Device | Not yet recruiting | Atrial Fibrillation | HIS buldle ablation | NA | R&D Cardiologie |
| Primary Anatomical Versus Primary Electrophysiological Approach in Circumferential Pulmonary Vein Ablation (web link) | Procedure | Not yet recruiting | Paroxysmal Atrial Fibrillation | primary electrophysiological approach | primary anatomical approach | University Hospital, Bonn |
| Irbesartan and Adhesion Molecules in AF (web link) | Drug | Not yet recruiting | Persistent Atrial Fibrillation | irbesartan (Phase IV) | placebo | University of Magdeburg Sanofi-Aventis |
| Tailored Treatment of Permanent Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Ablation Frontiers Cardiac Ablation SystemDC Cardioversions (Phase III) | NA | Ablation Frontiers |
| APAF: Assessment of Cardiac Resynchronization Therapy in Patients With Permanent Atrial Fibrillation (web link) | Other | Recruiting | Congestive Heart Failure Atrial Fibrillation | Optimized echo-guided CRT pacing (Phase III) | normal RV pacing | Arcispedale Santa Maria Nuova Medtronic |
| Efficacy and Safety Study of an Antiarrhythmic Drug to Treat Atrial Fibrillation in Patients With Pacemakers (web link) | Drug | Recruiting | Atrial Fibrillation | ATI-2042 (Phase II) | NA | ARYx Therapeutics |
| Comparison of ATI-5923, a Novel Vitamin K Antagonist, With Warfarin in Patients Requiring Chronic Anticoagulation (web link) | Drug | Recruiting | Atrial Fibrillation Atrial Flutter Venous Thromboembolic Disease Myocardial Infarction Cardiomyopathy | ATI-5923 (Phase II|Phase III) | Coumadin (warfarin) | ARYx Therapeutics |
| RATAF -RATe Control in Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Metoprolol, Verapamil, Diltiazem, Carvedilol. (Phase III) | NA | Asker & Baerum Hospital |
| Direct Factor Xa Inhibitor YM150 for Prevention of Stroke in Subjects With Non-Valvular Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | YM150 (Phase II) | warfarin | Astellas Pharma Inc |
| Explorative Study of AZD1305 in Atrial Fibrillation Patients (web link) | Drug | Recruiting | Atrial Fibrillation | AZD1305 (Phase II) | Placebo | AstraZeneca |
| Bipolar Radiofrequency Ablation of Atrial Fibrillation (web link) | Device | Recruiting | Atrial Fibrillation | AtriCure Bipolar System (Phase III) | NA | AtriCure, Inc. |
| Safety and Effectiveness of Left Atrial Appendage Occlusion (web link) | Device | Recruiting | Atrial Fibrillation | AtriCure LAA Occlusion System (Phase II) | NA | AtriCure, Inc. |
| PROTECT AF - WATCHMAN Left Atrial Appendage System for Embolic PROTECTion in Patients With Atrial Fibrillation (web link) | Device | Recruiting | Atrial Fibrillation Stroke | WATCHMAN Left Atrial Appendage System (Phase II|Phase III) | NA | Atritech |
| Ibutilide Administration During Pulmonary Vein Ablation (web link) | Drug | Recruiting | Atrial Fibrillation Pulmonary Vein Ablation | Ibutilide fumarate | NA | Ball Memorial Hospital St. Jude Medical |
| Study to Investigate the Effect of the A1 Agonist Capadenoson on Ventricular HR in Patients With Persistent or Permanent Atrial Fibrillation. (web link) | Drug | Recruiting | Atrial Fibrillation | Capadenoson (BAY68-4986) (Phase II) | NA | Bayer |
| Efficacy and Safety of Rivaroxaban for the Prevention of Stroke and Embolism in Subjects With Non-Valvular Atrial Fibrillation (web link) | Drug | Recruiting | Stroke Embolism Atrial Fibrillation | Rivaroxaban (BAY59-7939) (Phase III) | NA | Bayer |
| A Study Comparing Once Daily Oral Rivaroxaban With Adjusted-Dose Oral Warfarin for the Prevention of Stroke in Subjects With Non-Valvular Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation Stroke | Rivaroxaban (BAY59-7939) (Phase III) | Warfarin | Bayer Johnson & Johnson Pharmaceutical Research & Development, L.L.C. |
| Study of Amiodarone Given Before Lung Surgery to Prevent Atrial Fibrillation After Lung Resection (web link) | Drug | Recruiting | Atrial Fibrillation Lung Cancer | Amiodarone (Phase III) | Amiodarone | Beth Israel Deaconess Medical Center |
| NAVISTAR® THERMOCOOL® Catheter for the Treatment of Atrial Fibrillation (web link) | Device | Recruiting | Heart Diseases Arrhythmia Atrial Fibrillation | NAVISTAR® THERMOCOOL® catheter (Phase III) | NA | Biosense Webster, Inc. |
| Influence of Home Monitoring on the Clinical Status of Heart Failure Patients With an Impaired Left Ventricular Function (web link) | Device | Recruiting | Ventricular Fibrillation Ventricular Tachycardia Symptomatic Heart Failure | ICD or CRT-D with Home Monitoring feature deactivated (Phase IV) | ICD or CRT-D with Home Monitoring feature activated | Biotronik GmbH & Co. KG |
| Closed Loop Stimulation, Cognitive Performance, and Quality of Life in Pacemaker Patients (web link) | Device | Recruiting | Cardiac Pacing Artificial Quality of Life | Rate-adaptive pacemaker: accelerometer (Phase IV) | Rate-adaptive pacemaker: Closed Loop Stimulation | Biotronik GmbH & Co. KG |
| Catheter Ablation Versus Standard Conventional Treatment in Heart Failure Patients With Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation Heart Failure | Radiofrequency ablation (Phase IV) | Other: Conventional treatment | Biotronik GmbH & Co. KG |
| Effectiveness of Pacemaker With Closed Loop Stimulation Compared to Pacemakers With and Without Standard Rate Response (web link) | Device | Recruiting | Bradycardia | Pacemaker (Phase IV) | NA | Biotronik, Inc. |
| The IMPACT of BIOTRONIK Home Monitoring Guided Anticoagulation on Stroke Risk in Patients With Implanted ICD and CRT-D Devices (web link) | Drug | Recruiting | Atrial Fibrillation Atrial Flutter Stroke Systemic Embolism Major Bleeding | warfarin, according to a predefined anticoagulation plan (Phase IV) | warfarin, physician-directed based on conventional criteria | Biotronik, Inc. |
| Study to Develop a Reliable Nomogram That Incorporates Clinical and Genetic Information (web link) | Drug | Recruiting | Pulmonary Embolism Deep Vein Thrombosis Atrial Fibrillation | Warfarin | NA | Brigham and Women's Hospital Massachusetts General Hospital Newton-Wellesley Hospital North Shore Medical Center Faulkner Hospital Spaulding Rehabilitation Hospital |
| Apixaban for the Prevention of Stroke in Subjects With Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation Atrial Flutter | warfarin (Phase III) | apixaban | Bristol-Myers Squibb |
| A Phase III Study of Apixaban in Patients With Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Apixaban (Phase III) | Acetylsalicylic Acid (ASA) | Bristol-Myers Squibb Pfizer |
| RF Ablation of Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | RF catheter ablation (Phase I|Phase II) | NA | C. R. Bard |
| Study to Find Out the Appropriate Initial Dose of the Anticoagulant Drug Phenprocoumon (web link) | Other | Recruiting | Pulmonary Embolism Atrial Fibrillation Orthopedic Surgery Prophylaxis | Algorithm for phenprocoumon (Phase IV) | algorithm for phenprocoumon | Cantonal Hospital of St. Gallen |
| A Phase III Superiority Study of Vernakalant vs Amiodarone in Subjects With Recent Onset Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Vernakalant Injection (Phase III) | Amiodarone Injection: | Cardiome Pharma |
| Combination of OLMesartan and CCB or Low Dose Diuretics in High Risk Elderly Hypertensive Patients Study (COLM-Study) (web link) | Drug | Recruiting | Hypertension Cardiovascular Disease Diabetes | Olmesartan medoxomil (Phase IV) | Calcium channel blockers (amlodipine, azelnidipine) | COLM Study Research Organization Japan Heart Foundation |
| Warfarin Versus Aspirin in Reduced Cardiac Ejection Fraction (WARCEF) Trial (web link) | Drug | Recruiting | Heart Disease Stroke Ischemic Heart Disease Myocardial Infarction | aspirin (Phase III) | Warfarin | Columbia University National Institute of Neurological Disorders and Stroke (NINDS) |
| Comparison of Warfarin Dosing Using Decision Model vs. Pharmacogenetic Algorithm (web link) | Drug | Recruiting | Atrial Fibrillation Pulmonary Embolism Deep Vein Thrombosis | warfarin (Phase IV) | NA | Creighton University |
| Inflammation as a Predictor in Cardioversion of Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Cardioversion | NA | Creighton University |
| Utility of Clinical Examination in the Noninvasive Prediction of Aortic Atheroma - A Prospective Study (web link) | Procedure | Recruiting | Aortic Atheroma | transthoracic examination | NA | Creighton University |
| A Clinical Study of the Arctic Front Cryoablation Balloon for the Treatment of Paroxysmal Atrial Fibrillation (web link) | Device | Recruiting | Paroxysmal Atrial Fibrillation | Arctic Front Cryoablation Catheter (Phase III) | Drug: Flecainide or Sotalol or Propafenone | CryoCath Technologies Inc. |
| Safety and Efficacy of CryoCor™ Cryoablation for PAF (web link) | Device | Recruiting | Atrial Fibrillation | Cardiac cryoablation (Phase III) | NA | CryoCor |
| Radiofrequency Ablation (RFA) Versus Antiarrhythmic Drug Treatment in Paroxysmal Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Radiofrequency ablation (Phase III) | NA | Danish Heart Foundation |
| Cardioversion vs. Catheter Ablation for Persistent Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | catheter ablation (Phase IV) | external electric cardioversion | Deutsches Herzzentrum Muenchen |
| Line vs. Spot Ablation in Persistent Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | linear anatomically oriented ablations (Phase IV) | focal electrophysiological oriented ablations | Deutsches Herzzentrum Muenchen |
| PV-Isolation: Arrhythmogenic Vein(s) vs. All Veins (web link) | Procedure | Recruiting | Atrial Fibrillation | Segmental PV-Isolation of the arrhythmogenic vein(s) (Phase IV) | Segmental PV-Isolation of all veins | Deutsches Herzzentrum Muenchen |
| Markers of Oxidative Stress Present in Blood in Patients With Atrial Fibrillation (web link) | NA | Recruiting | Atrial Fibrillation Inflammation Atrial Flutter | NA | NA | Emory University |
| Atorvastatin Therapy for the Prevention of Atrial Fibrillation (SToP-AF) (web link) | Drug | Recruiting | Atrial Fibrillation Inflammation | 80 mg daily of atorvastatin (Phase II|Phase III) | NA | Emory University Pfizer |
| Intra-Cardiac Echocardiography Guided Cardioversion to Help Interventional Procedures (ICE-CHIP) Study (web link) | Device | Recruiting | Atrial Fibrillation | Intra-Cardiac Echocardiography guided Cardioversion (Phase I|Phase II) | NA | EP MedSystems |
| Cerebral Artery Stenosis, Coronary Artery Disease and Arrhythmia (web link) | Procedure | Recruiting | Stroke Coronary Artery Disease Arrhythmia | Digital subtraction angiography and 24-hour simultaneous recorder of electrocardiograph (Phase IV) | NA | Far Eastern Memorial Hospital |
| Impact of Left Atrial Function on Postoperative Atrial Fibrillation (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | Florence Nightingale Hospital, Istanbul |
| Randomized Trial of Two Different Strategies to Treat Paroxysmal Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Pulmonary vein ablation | NA | German Atrial Fibrillation Network Bard Biosense Webster, Inc. St. Jude Medical Medtronic |
| Flecainide-Short Long Study (Flec-SL) (web link) | Drug | Recruiting | Atrial Fibrillation | Flecainid | NA | German Atrial Fibrillation Network German Federal Ministry of Education and Research 3M German Research Foundation (DFG, formal appplication pending) |
| Recurrence of Atrial Fibrillation in Patients With Dual-Chamber Pacemakers and Drug Therapy (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | German Atrial Fibrillation Network Medtronic - Vitatron |
| Evaluation of Efficacy and Safety of Omacor (Omega-3-Acid Ethyl Esters) in Recurrent, Symptomatic Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Omega-3-acid ethyl esters (Phase III) | placebo corn oil | GlaxoSmithKline Reliant Pharmaceuticals |
| TRADE HF (TReatment of Atrial Fibrillation With Dual dEfibrillator in Heart Failure Patients) (web link) | Device | Recruiting | Heart Failure Congestive | Renewal 4 AVT (Phase IV) | NA | Guidant Corporation |
| The Effect of Reduced Dose of Enoxaparin on the Outcomes of Treatment With Enoxaparin (web link) | NA | Recruiting | Acute Coronary Syndrome Venous Thromboembolism Atrial Fibrillation Hypercoagulability | NA | NA | Hadassah Medical Organization |
| Genetic Determinants of Warfarin Anticoagulation Effect (web link) | Drug | Recruiting | Venous Thrombosis Pulmonary Embolism Atrial Fibrillation | Warfarin | NA | Hadassah Medical Organization Israel Binational Science Foundation, United States Israel Science Foundation Ministry of Health, Israel |
| The BENEFIT Trial: Evaluation of the Use of an Antiparasital Drug (Benznidazole) in the Treatment of Chronic Chagas' Disease (web link) | Drug | Recruiting | Chagas Disease Trypanosomiasis Heart Disease | Benznidazole (Phase III) | NA | Hamilton Health Sciences Dante Pazzanese Institute, Brazil Hospital das Clinicas de Ribeirao Preto/USP World Health Organization |
| Steroids In caRdiac Surgery Trial (SIRS Trial) (web link) | Drug | Recruiting | Cardiac Surgical Procedures Cardiopulmonary Bypass Systemic Inflammatory Response Syndrome | Methylprednisolone (Phase III) | NA | Hamilton Health Sciences Population Health Research Institute International Clinical Epidemiology Network (INCLEN) TRUST |
| Prolongation of the Interval Between Monitoring of Warfarin in Stable Patients (web link) | Drug | Recruiting | Atrial Fibrillation Heart Valve Diseases Venous Thrombosis | Prolongation of the interval between monitoring of warfarin (Phase II) | NA | Hamilton Health Sciences The Physicians' Services Incorporated Foundation |
| The Impact of Short-Term High Intensity Statin Therapy on Post-Operative Inflammatory Markers (web link) | Drug | Recruiting | Cardiac Surgery Inflammation | Atorvastatin, high intensity (Phase IV) | Atorvastatin, low intensity | Hartford Hospital The Gustavus and Louise Pfeiffer Research Foundation |
| Hypertonic Saline-Hetastarch in Cardiac Surgery (web link) | Drug | Recruiting | Postoperative Cardiorespiratory Failure | Hypertonic saline (7.2%) hetastarch (6 %)(200/0.5) (Phase IV) | NA | Haukeland University Hospital |
| A Pharmacogenetic Study of Warfarin Dosing, The COUMA-GEN Study (web link) | Drug | Recruiting | Atrial Fibrillation Deep Vein Thrombosis Pulmonary Embolism | Standard of care or genotyping dosing of warfarin dosing | NA | Intermountain Health Care, Inc. Deseret Foundation LDS Hospital Cardiovascular Research |
| The Use of DIOVAN to Reduce Post-Cardioversion Recurrence of Atrial Fibrillation Trial (the DRAFT Trial) (web link) | Drug | Recruiting | Atrial Fibrillation | valsartan (Phase IV) | NA | Intermountain Health Care, Inc. Novartis |
| Esophagus Imaging for Radiofrequency Ablation of Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | placing gastric tube | NA | Kantonsspital Luzern |
| Inhaled Sevoflurane Compared to Intravenous Sedation Post Coronary Artery Bypass Grafting (web link) | Drug | Recruiting | Myocardial Reperfusion Injury Atrial Fibrillation | Sevoflurane (Phase I|Phase II) | NA | Karolinska Institutet |
| Valsartan in Cardiovascular Disease With Renal Dysfunction (The V-CARD) Study (web link) | Drug | Recruiting | Hypertension | valsartan 40 or 160 (80) mg per day (Phase IV) | NA | Kumamoto University |
| PERIOP 2 - A Safety and Effectiveness Study of LMWH Bridging Therapy Versus Placebo Bridging Therapy for Patients on Long Term Warfarin and Require Temporary Interruption of Their Warfarin. (web link) | Drug | Recruiting | Stroke | Dalteparin (Phase III) | NA | Lawson Health Research Institute Canadian Institutes of Health Research (CIHR) Pfizer |
| Right Apical Versus Septal Pacing Trial (web link) | Device | Recruiting | Heart Block Heart Failure | Permanent Pacemaker Implantation | NA | Lawson Health Research Institute Medtronic |
| Effectiveness of Pulmonary Vein Isolation in Prevention of Atrial Fibrillation Following Heart Bypass Surgery (web link) | Device | Recruiting | Atrial Fibrillation | PVI with Medtronic's Cardioblate BP2 radiofrequency catheter (Phase III) | NA | Lawson Health Research Institute Medtronic |
| Impact of Left Atrial Appendage Exclusion on Short-Term Clinical Outcomes and Long-Term Stroke Incidence (web link) | Procedure | Recruiting | Atrial Fibrillation Thromboembolism Cerebrovascular Accident | Left Atrial Appendage Ligation | NA | London Health Sciences Centre Fondazione SanRaffaele del Monte Tabor |
| Atrial Fibrillation Ablation Device Comparison Study (web link) | Device | Recruiting | Atrial Fibrillation | AtriCure dry bipolar radiofrequency (RF) clamp (Phase 0) | Boston Scientific FLEX 10 unipolar microwave antenna | Maimonides Medical Center |
| Prophylactic Pulmonary Vein Isolation Study (web link) | Procedure | Recruiting | Atrial Fibrillation | Pulmonary Vein Isolation | NA | Mayo Clinic AtriCure, Inc. |
| Ablation vs Drug Therapy for Atrial Fibrillation - Pilot Trial (web link) | Drug | Recruiting | Atrial Fibrillation Arrhythmia Stroke Prevention Mortality | Pharmacologic Therapy Rate and/or Rhythm Control (Phase III) | Device: NAVI-STAR Thermo-cool (Left Atrial Catheter Ablation) | Mayo Clinic Duke University St. Jude Medical |
| AV Node Ablation and Pacemaker Therapy Compared to Drug Therapy for Atrial Fibrillation - Pilot Study (web link) | Drug | Recruiting | Atrial Fibrillation Heart Failure | FDA approved rate and rhythm control drugs (Phase III) | Device: AV Node ablation and device implant | Mayo Clinic Medtronic |
| The Use of Statins Following a Left Atrial Catheter Ablation Procedure to Prevent Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation Arrhythmia Inflammation Endothelial Dysfunction | Atorvistatin (Phase IV) | Placebo | Mayo Clinic Pfizer |
| Atrial Fibrillation Recurrence in Obstructive Sleep Apnea (web link) | Device | Recruiting | Sleep Apnea Obstructive Atrial Fibrillation | continuous positive airway pressure (cpap) | NA | Mayo Clinic ResMed Foundation |
| Reveal® XT Performance Trial (XPECT) (web link) | Other | Recruiting | Atrial Fibrillation Risk of Cardiac Arrhythmias | 46 hrs Holter ECG recording (Phase IV) | NA | Medtronic - Vitatron |
| INSIGHT (R)XT. Indications for Diagnosis, Arrhythmia and Monitoring of Reveal XT (web link) | NA | Recruiting | Atrial Fibrillation Risk of Cardiac Arrhythmias | NA | NA | Medtronic - Vitatron |
| Mode Evaluation in Sick Sinus Syndrome Trial (MODEST) (web link) | Device | Recruiting | Sick Sinus Syndrome | Vitatron T70 DR (Phase IV) | NA | Medtronic - Vitatron Vitatron GmbH |
| PANORAMA Observational Study (web link) | Device | Recruiting | Arrhythmia Cardiac Pacemaker Artificial Defibrillators Implantable | Cardiac Pacemaker, Defibrillator, pacemaker lead (Phase IV) | NA | Medtronic Bakken Research Center |
| DISCOVERY: Diagnostic Data and Genetic Polymorphisms in ICD Patients. (web link) | Device | Recruiting | Death Sudden Cardiac Ventricular Fibrillation Tachycardia Atrial Fibrillation Sick Sinus Syndrome | Defibrillator, Dual Chamber ; Implantable (Phase IV) | Procedure: Blood sampling | Medtronic Bakken Research Center |
| MINERVA: MINimizE Right Ventricular Pacing to Prevent Atrial Fibrillation and Heart Failure (web link) | Device | Recruiting | Atrial Fibrillation Heart Failure Congestive | Pacemaker Medtronic EnRhythm (Phase IV) | NA | Medtronic Bakken Research Center |
| APART: Prevention and Automatic Therapy of Atrial Arrhythmias in Patients With Paroxysmal Supraventricular Tachycardias (web link) | Device | Recruiting | Tachyarrhythmia | Activation of preventive and therapeutic atrial algorithms (Phase IV) | NA | Medtronic Bakken Research Center Medtronic |
| CORE: Study to Evaluate the Conducted AF-Response-Algorithm in Patients Suffering From Heart Failure and Atrial Fibrillation (web link) | Device | Recruiting | Heart Failure Sudden Cardiac Death Atrial Fibrillation | Conducted AF-Response Algorithm (Phase IV) | NA | Medtronic Bakken Research Center Medtronic |
| PreFER Managed Ventricular Pacing (MVP) For Elective Replacement (web link) | Device | Recruiting | Cardiovascular Diseases | Feature MVP programmed ON/OFF (Phase IV) | NA | Medtronic Bakken Research Center Medtronic |
| Clinical and Economic Consequences of Left Atrial Bipolar Radiofrequency Ablation of Persistent and Permanent Atrial Fibrillation During Cardiac Surgery (web link) | Procedure | Recruiting | Atrial Fibrillation Coronary Artery Disease | Intra-operative bipolar radiofrequency ablation of persistent and permanent atrial fibrillation | NA | Medtronic Bakken Research Center Medtronic |
| Reducing Episodes by Septal Pacing Efficacy Confirmation Trial (RESPECT) (web link) | Device | Recruiting | Atrial Fibrillation Tachycardia Supraventricular Arrhythmia Bradycardia | Implantable Pulse Generator | NA | Medtronic Cardiac Rhythm Disease Management |
| Medtronic Concomitant Utilization of Radio Frequency for Atrial Fibrillation CURE-AF/Persistent (web link) | Device | Recruiting | Atrial Fibrillation | Surgical RF Ablation utilizing the Cardioblate System (Phase III) | NA | Medtronic Cardiac Surgery |
| Concomitant Utilization of Radio Frequency Energy for Atrial Fibrillation (CURE-AF) Study (web link) | Device | Recruiting | Atrial Fibrillation | Surgical RF Ablation utilizing the Cardioblate System (Phase III) | NA | Medtronic Cardiac Surgery |
| Medtronic Genetic Arrhythmia Markers for Early Detection (GAME Study) (web link) | NA | Recruiting | Death Sudden Cardiac Ventricular Fibrillation Tachycardia Atrial Fibrillation Sick Sinus Syndrome | NA | NA | Medtronic Corporate Technologies and New Ventures |
| Use of Fish Oils to Reduce Recurrence of Atrial Fibrillation Following DC Cardioversion (web link) | Drug | Recruiting | Atrial Fibrillation | Fish oil | NA | Melbourne Health |
| Use of Fish Oils to Reduce the Frequency and Duration of Episodes of Atrial Fibrillation in Patients With Paroxysmal Atrial Fibrillation. (web link) | Drug | Recruiting | Atrial Fibrillation | Fish oil | NA | Melbourne Health |
| Use of Fish Oils to Prevent Atrial Mechanical Stunning and Atrial Remodeling Due to Atrial Arrhythmia (web link) | Drug | Recruiting | Atrial Fibrillation Atrial Flutter | Fish oil | NA | Melbourne Health |
| Comparison of Valsartan With Amlodipine in Hypertensive Patients With Glucose Intolerance (web link) | Drug | Recruiting | Hypertension Type 2 Diabetes Mellitus | Valsartan (Phase IV) | Amlodipine | Nagoya University |
| Investigation of Genetic Risk of Atrial Fibrillation (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | Nagoya University |
| Effectiveness of Combining Beta-Blocker Therapy and a Pacemaker Following a Heart Attack (The PACE-MI Trial) (web link) | Device | Recruiting | Myocardial Infarction Bradycardia Heart Block | Implantable Pacemaker | Drug: Metoprolol (Beta-Blocker Medication) | National Heart, Lung, and Blood Institute (NHLBI) |
| Evaluating the Effectiveness of Fish Oil Supplements at Reducing the Recurrence of Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Fish Oil (Phase IV) | Placebo | National Heart, Lung, and Blood Institute (NHLBI) eCardio Reliant Pharmaceuticals |
| Statin and PAF in Patients With Pacemaker (web link) | Drug | Recruiting | Paroxysmal Atrial Fibrillation | Statin | NA | National Taiwan University Hospital |
| Inflammatory and Fibrotic Markers and Atrial Fibrillation (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | National Taiwan University Hospital |
| Genetic Study of Atrial Fibrillation: Focusing on Renin-Angiotensin System and C-Reactive Protein Genes (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | National Taiwan University Hospital |
| A Case Control Study to Investigate the Possible Association Between Atrial Fibrillation and Endothelium Dysfunction by Using Flow-Mediated Vasodilation Method (web link) | NA | Recruiting | Atrial Fibrillation Endothelial Function | NA | NA | National Taiwan University Hospital |
| Curing Atrial Fibrillation in Heart Failure (web link) | Procedure | Recruiting | Chronic Heart Failure Atrial Fibrillation | Pulmonary Vein Isolation | NA | North Glasgow University Hospitals NHS Trust |
| A Prospective Multi Centre Trial on Bipolar Radiofrequency Ablation of Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Bipolar radiofrequency ablation | NA | Norwegian University of Science and Technology St. Olavs Hospital Rikshospitalet-Radiumhospitalet HF Haukeland Sykehus HF Ullevaal University Hospital Regionssykehuset i Tromsø HF Feiringklinikken |
| Effect of Angiotensin II Receptor Blockers (ARB) on Left Ventricular Reverse Remodelling After Aortic Valve Replacement in Severe Valvular Aortic Stenosis (web link) | Drug | Recruiting | Aortic Valve Stenosis Left Ventricular Hypertrophy Atrial Fibrillation | Candesartan (Phase III) | NA | Odense University Hospital |
| Neuropsychological Cognitive Behavioral Therapy for Patients With Acquired Brain Injury (web link) | Behavioral | Recruiting | Brain Injury | Neuropsychological Cognitive Behavioral Therapy (Phase II) | NA | Philipps University Marburg Medical Center Psychotherapie-Ambulanz Marburg e.V. |
| First Line Radiofrequency Ablation Versus Antiarrhythmic Drugs for Atrial Fibrillation Treatment (The RAAFT Study) (web link) | Procedure | Recruiting | Atrial Fibrillation | Pulmonary Vein Isolation (Phase III) | Drug: Control Group receives Anti-Arrhythmic Drugs per ACC/AHA 2006 Guidelines for the Management of Patients with AF | Population Health Research Institute Johnson & Johnson |
| High Intensity Focused Ultrasound (HIFU) Ablation System Study (web link) | Drug | Recruiting | Atrial Fibrillation | propafenone (Phase III) | flecainide | ProRhythm, Inc. |
| Prevention of Atrial Fibrillation Following Esophagectomy (web link) | Drug | Recruiting | Atrial Fibrillation Esophagectomy | Amiodarone (Phase IV) | NA | Purdue University Indiana University School of Medicine Clarian Health Partners |
| Does Radioiodine Treatment Prevent Atrial Fibrillation and Bone Loss in Endogenous Subclinical Hyperthyroidism? (web link) | Procedure | Recruiting | Hyperthyroidism | treatment with 131I | NA | Radboud University |
| The Use of Remote Magnetic Navigation in Catheter Ablation of Heart Arrythmia (web link) | Procedure | Recruiting | Arrythmia | Catheter ablation using the Stereotaxis equipment | NA | Rigshospitalet, Denmark |
| Catheter Ablation Versus Thoracoscopic Ablation to Patients With Permanent Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Catheter ablation | Thoracoscopic epicardial ablation | Rigshospitalet, Denmark |
| Biochemical Marker to Predict the Recurrence of Atrial Fibrillation After Surgical Maze Procedure (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | Samsung Medical Center |
| Evaluation of Weekly Subcutaneous Biotinylated Idraparinux Versus Oral Adjusted-Dose Warfarin to Prevent Stroke and Systemic Thromboembolic Events in Patients With Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | SSR126517E biotinylated idraparinux (Phase III) | warfarin | Sanofi-Aventis |
| Dopamine and Norepinephrine in Shock Patients (web link) | Drug | Recruiting | Shock | dopamine versus norepinephrine (Phase IV) | NA | Sepsis Occurrence in Acutely Ill Patients |
| Study of K201 Injection on Restoration of Sinus Rhythm in Subjects Who Are in Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | K201 Injection (Phase II) | NA | Sequel Pharmaceuticals, Inc |
| Evaluation of the SafeR Mode in Patients With a Dual Chamber Pacemaker Indication (web link) | Device | Recruiting | Assess the Benefits From the AAISafeR/SafeR Algorithm of Symphony 2550 or REPLYTM DR in a Wide Range of Pacemaker Patients. | Symphony DR 2550 and REPLY DR cardiac pacemakers (Phase IV) | Symphony DR 2550 and REPLY DR cardiac pacemakers | Sorin Group |
| Ablation or Surgery for Atrial Fibrillation (AF) Treatment (web link) | Procedure | Recruiting | Atrial Fibrillation | Catheter Ablation | Surgical Ablation | St. Antonius Hospital Hospital Clinic of Barcelona AtriCure, Inc. |
| Atrial Fibrillation Management in Congestive Heart Failure With Ablation (web link) | Device | Recruiting | Atrial Fibrillation | ICD/CRT implant | AF ablation | St. Jude Medical |
| SAFE Study - Septal Pacing for Atrial Fibrillation Suppression Evaluation (web link) | Device | Recruiting | Atrial Fibrillation | Pacemaker implantation | NA | St. Jude Medical |
| Avoid FFS - Use of the Atrial Pacemaker Lead 1699 With Very Short Tip Ring Spacing to Avoid Far Field Sensing (web link) | Device | Recruiting | Atrial Fibrillation Bradycardia | pacemaker implantation (Phase IV) | NA | St. Jude Medical |
| Biopace Study: Biventricular Pacing for Atrioventricular Block to Prevent Cardiac Desynchronization (web link) | Device | Recruiting | Atrioventricular Block Ventricular Dysfunction | Standard right ventricular (RV) pacing vs CRTP | NA | St. Jude Medical |
| STAR-AF:Substrate Versus Trigger Ablation for Reduction of Atrial Fibrillation Trial (web link) | Procedure | Recruiting | Atrial Fibrillation | ablate AF triggers via PVI (Phase IV) | substrate via CFAEs | St. Jude Medical |
| Efficacy and Safety Study on Agilis NxT Introducer in AF Patients (web link) | Procedure | Recruiting | Atrial Fibrillation | left atrial catheter ablation guided by introducer | NA | St. Jude Medical |
| AVJ Ablation Followed by Resynchronization Therapy in Patients With CHF and AF (web link) | NA | Recruiting | Atrial Fibrillation Congestive Heart Failure | NA | NA | St. Jude Medical |
| Asymptomatic Atrial Fibrillation and Stroke Evaluation in Pacemaker Patients and the Atrial Fibrillation Reduction Atrial Pacing Trial (web link) | Device | Recruiting | Hypertension Atrial Fibrillation | AF Suppression Pacing Algorithm (Phase IV) | NA | St. Jude Medical Population Health Research Institute |
| After Discharge Management of Low Income Frail Elderly (web link) | Behavioral | Recruiting | Heart Failure Congestive Coronary Arteriosclerosis Atrial Fibrillation Cerebrovascular Accident Pulmonary Disease Chronic Obstructive Diabetes Mellitus Hypertension Osteoarthritis Osteoporosis | Behavioral | behavioral | Summa Health System |
| Routine Mini-Invasive Electrophysiology Study for Patients Feeling Tachycardia, With a Negative Holter ECG (web link) | Procedure | Recruiting | Pre-Excitation Syndromes Paroxysmal Tachycardia Atrial Fibrillation Atrial Flutter Wolff-Parkinson-White Syndrome | Mini-invasive electrophysiological study | NA | Sykehuset Telemark Rikshospitalet-Radiumhospitalet HF |
| A Randomized Study to Demonstrate the Safety and Feasibility of Plexisyl-AF in Patients Undergoing CABG (web link) | Device | Recruiting | Atrial Fibrillation | Plexisyl-AF | Other: No Treatment | Symphony Medical, Inc. |
| Spironolactone for Paroxysmal Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Spironolactone | Placebo | Taichung Veterans General Hospital |
| Identification of Genetic, Biochemical and Hormonal Factors Contributing to Atrial Fibrillation (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | The Cleveland Clinic |
| Safety Monitoring of Patients Having Pulmonary Vein Ablation (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | The Cleveland Clinic |
| Siemens 3-D C-Arm CT of the Heart Chambers (web link) | Other | Recruiting | Atrial Fibrillation | 3D C-arm CT scan | NA | The Cleveland Clinic Siemens Medical Solutions |
| The Danish Multicenter Randomised Study on AAI Versus DDD Pacing in Sick Sinus Syndrome (web link) | Device | Recruiting | Sick Sinus Syndrome | AAIR/DDDR pacemaker (Phase II|Phase III) | NA | The DANPACE investigator group |
| Transesophageal Echocardiography to Identify pAtients With Low Risk of Stroke in Atrial Fibrillation - TIARA Pilot Study (web link) | Procedure | Recruiting | Atrial Fibrillation Stroke | Transoesophageal echocardiography | NA | The Interuniversity Cardiology Institute of the Netherlands |
| Supplemental Benefit of ARB in Hypertensive Patients With Stable Heart Failure Using Olmesartan (SUPPORT Trial) (web link) | Drug | Recruiting | Chronic Heart Failure | olmesartan medoxomil (Phase III) | NA | Tohoku University |
| Levosimendan in Acute Heart Failure Following Acute Myocardial Infarction. (web link) | Drug | Recruiting | Myocardial Infarction Heart Failure Cardiogenic Shock | levosimendan (drug) (Phase IV) | NA | Ullevaal University Hospital |
| Studies of Disorders and Mechanisms Related to Atrial Fibrillation Before and After DC-Conversion. (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | Umeå University |
| Randomized Trial of Two Ablation Catheters in Paroxysmal Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | WACA and PVI (Phase IV) | PVAC | University College London Hospitals |
| Diastolic Dysfunction and Atrial Fibrillation in CABG Surgery (web link) | Procedure | Recruiting | Heart Disease Atrial Fibrillation | Diastolic measurements during TEE | NA | University Health Network, Toronto |
| NT-proBNP for Diagnosis and Resource Utilization in Patients With Acute Dyspnoea (web link) | NA | Recruiting | Heart Failure Edema | NA | NA | University Hospital Mannheim |
| Atrial Fibrillation and the Risk for Neurological Complications (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | University Hospital Muenster German Federal Ministry of Education and Research |
| An-Art Study: Atrioventricular (AV) Node Ablation in Cardiac Resynchronisation Therapy (web link) | Procedure | Recruiting | Congestive Heart Failure | AV-node ablation | NA | University Hospital, Basel, Switzerland |
| Obstructive Sleep Apnea and Stroke (web link) | Other | Recruiting | Stroke Obstructive Sleep Apnea | polygraphic study | NA | University Hospital, Bordeaux |
| Glutamate for Metabolic Intervention in Coronary Surgery (web link) | Drug | Recruiting | Coronary Artery Bypass Myocardial Ischemia Myocardial Infarction Coronary Artery Disease | Intravenous infusion of 0.125 M glutamic acid solution (Phase III) | NA | University Hospital, Linkoeping University Hospital Orebro Blekingesjukhuset, Karlskrona |
| EPLERAF-Study: Eplerenone in the Prevention of Atrial Fibrillation Recurrences After Cardioversion (web link) | Drug | Recruiting | Atrial Fibrillation | Eplerenone (Phase II) | Placebo | University Hospital, Saarland University Medical Centre Groningen Pfizer |
| Treatment of Subclinical Hyperthyroidism (web link) | NA | Recruiting | Subclinical Hyperthyroidism Atrial Fibrillation | NA | NA | University Hospital, Strasbourg, France |
| Cardiac Surgical Treatment by Radiofrequency Ablation on Valvular Patients : Efficacy at 3 Months (web link) | Device | Recruiting | Atrial Fibrillation | Radiofrequency ablation | NA | University Hospital, Toulouse |
| MPAACS: Magnesium for the Prevention of Atrial Arrhythmias After Cardiac Surgery (web link) | Drug | Recruiting | Ischemic or Valvular Heart Disease Requiring Surgery | intravenous magnesium (Phase III) | NA | University of British Columbia Heart and Stroke Foundation of BC and Yukon |
| Dual Chamber Versus Single Chamber Cardiac Pacing in People 80 Years of Age and Older (web link) | Device | Recruiting | Atrial Fibrillation Cardiac Pacing Artificial | Dual chamber cardiac pacemaker | Single chamber cardiac pacemaker | University of Calgary Calgary Health Trust |
| Paroxysmal Atrial Fibrillation: Role of Inflammation, Oxidative Stress Injury and Effect of Statins (web link) | Drug | Recruiting | Atrial Fibrillation | Simvastatin (Phase II) | Placebo | University of Calgary Merck Canada Ltd. Canadian Institutes of Health Research (CIHR) |
| Ventricular Rate Regularization for Improved Quality of Life in Patients With CHF and AF (web link) | NA | Recruiting | Congestive Heart Failure Atrial Fibrillation | NA | NA | University of California, Davis Guidant Corporation |
| Statin Therapy in Heart Failure: Potential Mechanisms of Benefit (web link) | Drug | Recruiting | Heart Failure Congestive | Atorvastatin (Phase IV) | NA | University of California, Los Angeles Pfizer |
| Omega 3 Fatty Acids and Atrial Fibrillation (web link) | Dietary Supplement | Recruiting | Atrial Fibrillation | omega 3 fatty acids | placebo | University of Dundee |
| Omega-Three Fatty Acids for the Prevention of Atrial Fibrillation After Cardiac Surgery (web link) | Drug | Recruiting | Atrial Fibrillation | Omega-3 acid ethyl ester (Phase IV) | NA | University of Iowa The Cleveland Clinic St Luke's Hospital - Mid America Heart Institute Carolinas Healthcare System University of Tennessee Cancer Institute Reliant Pharmaceuticals |
| Early Detection and Treatment of Esophageal Injury After Catheter Ablation for Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Endoscopy in group I (all patients) | NA | University of Oklahoma |
| A Study of the Effectiveness of Anti-Arrhythmic Medications After Atrial Fibrillation Ablation (web link) | Drug | Recruiting | Atrial Fibrillation | propafenone; flecainide; sotalol; dofetilide | Device: Radiofrequency catheter ablation | University of Pennsylvania |
| Efficacy of Different Ablation Strategies for Controlling Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Radiofrequency ablation | NA | University of Pennsylvania |
| Testing Strategies to Improving Warfarin Adherence (web link) | Behavioral | Recruiting | Atrial Fibrillation Deep Venous Thrombosis Dilated Cardiomyopathies | Lottery arm (Lottery and Med-eMonitor) | Non-Lottery (Med-eMonitor only) | University of Pennsylvania Aetna, Inc. |
| Genomics and Postoperative Atrial Fibrillation (web link) | NA | Recruiting | Postoperative Atrial Fibrillation Genomics | NA | NA | University of Pittsburgh |
| The Genetic Basis of Atrial Fibrillation (AF) (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | University of Pittsburgh EP Research funds |
| Atrial Tissue Banking: Atrial Tissue Obtained From Patients Undergoing Heart Surgery (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | University of Pittsburgh EP Research funds |
| The Effect of Low Intensity Exercise on Quality of Life and Hemodynamics in Patients With Permanent Atrial Fibrillation (web link) | Procedure | Recruiting | Atrial Fibrillation | Exercise | NA | University of Texas Southwestern Medical Center |
| Management of Patients With Atrial Fibrillation Undergoing Coronary Artery Stenting (web link) | Procedure | Recruiting | Atrial Fibrillation Oral Anticoagulation Percutaneous Coronary Intervention | PCI | NA | University of Turku |
| Renin-Angiotensin-Aldosterone System (RAAS), Inflammation, and Post-Operative Atrial Fibrillation (web link) | Drug | Recruiting | Atrial Fibrillation | Placebo (Phase II|Phase III) | Ramipril | Vanderbilt University National Heart, Lung, and Blood Institute (NHLBI) |
| Short Term Outcomes From Minimally Invasive Surgery for the Treatment of Atrial Fibrillation (web link) | NA | Recruiting | Atrial Fibrillation | NA | NA | Virginia Commonwealth University |
| Arrhythmia Restart Prevention and RatE STabilization in Atrial Fibrillation (web link) | Device | Recruiting | Sick Sinus Syndrome Brady-Tachy Syndrome | Pacemaker Vitatron Selection 9000 (Phase IV) | Pacemaker Vitatron T70 | Vitatron France |
| Pivotal Clinical Study of Endoscopic Ablation for Atrial Fibrillation (AF) in Patients That Have Failed Drugs (web link) | Procedure | Suspended | Atrial Fibrillation | Single ablation procedure with Endoscopic Ablation System (Phase III) | NA | CardioFocus |
| Prospective Clinical Study of the Guidant Microwave Ablation System for the Treatment of PAF in the MIS Procedure (web link) | Device | Suspended | Atrial Fibrillation | Microwave Ablation System | NA | Maquet Cardiovascular |
| Long Term Open Follow-up With H376/95 vs. Warfarin (web link) | Drug | Terminated | Stroke Prevention in Patients With Atrial Fibrillation | Ximelagatran (Phase II) | NA | AstraZeneca |
| FLAT Study: First Line Ablation Therapy for Treatment of Paroxysmal Atrial Fibrillation (web link) | Device | Terminated | Atrial Fibrillation | RF ablation (Phase IV) | Drug: anti-arrhythmic drug therapy | Biosense Webster EMEA |
| A Retrospective Analysis of the Predictive Potential of Pre-Operative (web link) | Procedure | Terminated | Coronary Artery Bypass | Atrial Fibrillation (Phase II) | NA | Emory University |
| A Retrospective Study of the Role of Thiazolidinediones to Reduce the Incidence of Atrial Arrhythmias (web link) | Procedure | Terminated | Atrial Fibrillation | TZD reducing the incidence of atrial arrhythmias (Phase II) | NA | Emory University |
| Markers of Oxidative Stress Present in Left Atrial Appendage Tissue in Patients With Atrial Fibrillation (web link) | NA | Terminated | Atrial Fibrillation Atrial Flutter Inflammation | NA | NA | Emory University |
| Odiparcil QT Definitive Study (web link) | Drug | Terminated | Atrial Fibrillation | Odiparcil (Phase I) | NA | GlaxoSmithKline |
| MODULA Modul 7 VRR: Correlation Between Ventricular Rate Regulation (VRR) and the Percentage of Biventricular Pacing in Cardiac Resynchronization Therapy (CRT) Patients With Atrial Fibrillation (web link) | Device | Terminated | Atrial Fibrillation | CRT devices with ventricular rate regulation [VRR] (CE labeled) (Phase IV) | NA | Guidant Corporation |
| Guidant Microwave Ablation System for the Treatment of Atrial Fibrillation (web link) | Device | Terminated | Atrial Fibrillation | Flex 4 and Generator (Phase III) | NA | Guidant Corporation |
| POISE Trial: Perioperative Ischemic Evaluation Study (web link) | Drug | Terminated | Cardiovascular Diseases | Metoprolol controlled release (CR) (Phase III) | Placebo | Hamilton Health Sciences Canadian Institutes of Health Research (CIHR) National Health and Medical Research Council, Australia British Heart Foundation AstraZeneca |
| Study of the Effect of Cardioversion on Cardiac Volume in Patients With Persistent Atrial Fibrillation (web link) | Procedure | Terminated | Atrial Fibrillation | cardioversion | NA | Hvidovre University Hospital The Foundation of 17.12.1981 The A.P. Moeller Foundation for the Advancement of Medical Science Danish Hospital Foundation for Medical Research, Region of Copenhagen Danish Heart Foundation Copenhagen Hospital Corporation |
| Effect of Corticosteroids on Atrial Fibrillation Incidence After Cardiac Surgery (web link) | Drug | Terminated | Atrial Fibrillation | intravenous hydrocortisone (Phase III) | NA | Kuopio University Hospital |
| Comparative Study of Flecainide CR and Placebo in the Early Treatment of Atrial Fibrillation. (web link) | Drug | Terminated | Atrial Fibrillation | Flecainide (Phase IV) | NA | MEDA Pharma GmbH & Co. KG 3M |
| LEAF - Low Energy In Atrial Fibrillation (web link) | Device | Terminated | Atrial Fibrillation Atrial Tachyarrhythmia | Medtronic AT500 (Phase IV) | NA | Medtronic Bakken Research Center Medtronic |
| EnTRINSIC - EnPulse Trial on Search AV+ Influence (web link) | Device | Terminated | Arrhythmia Sinus | Search AV+ algorithm (Phase IV) | NA | Medtronic Bakken Research Center Medtronic |
| Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE W) (web link) | Drug | Terminated | Atrial Fibrillation Vascular Risk | Clopidogrel (Phase III) | NA | Sanofi-Aventis Bristol-Myers Squibb |
| Study Evaluating GAP-486 in Non-Sustained Ventricular Tachycardia (web link) | Drug | Terminated | Arrhythmias | Double-blind investigational anti-arrhythmic (Phase II) | GAP-486 | Wyeth |
| An Efficacy and Safety Study for Nesiritide in Heart Failure Patients With Reduced Kidney Function Undergoing Coronary Artery Bypass Graft Surgery Requiring Cardiopulmonary Bypass (CPB Pump or Heart Lung Machine) (web link) | Drug | Withdrawn | Coronary Artery Bypass Surgery Ischemic Heart Disease Heart Failure Congestive Coronary Artery Bypass Grafting Coronary Heart Disease Cardiopulmonary Bypass | Nesiritide (Phase III) | NA | Scios, Inc. |
| Lumos-T RedUceS RouTine Office Device Follow-Up (The TRUST Study) (web link) | Randomized, controlled, prospective Clinical Trial | 1,516 patients randomized (enrollment completed 2/29/08) | Patients eligible for implant with ICD | Patients randomized 2:1 in Home Monitoring (HM on) and Control (HM off) (Follow-ups at 3, 6, 9, 12 and 15 month post-implant) | NA | BIOTRONIK, Inc. |