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Showing 1–24 of 1,032 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Atrial Fibrillation Clear all
Recruiting No phase listed Observational

Identification of Genomic Predictors of Adverse Events After Cardiac Surgery

NCT01258231
View directory record Official record
Conditions
Heart; Dysfunction Postoperative, Cardiac Surgery, Genetic Predisposition to Disease, Atrial Fibrillation, Myocardial Infarction, Heart Failure
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
20 Years to 90 Years
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2030
U.S. locations
3
States / cities
Boston, Massachusetts • Dallas, Texas • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Jul 23, 2026, 4:19 PM EDT
Recruiting No phase listed Observational

The CoAGulation Biomarkers and Atrial Fibrillation (COAG-AF) Pilot Study

NCT04947657
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 120 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
3
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Phase 2 Interventional

Study of RSD1235-SR for the Prevention of Atrial Fibrillation/Atrial Flutter Recurrence

NCT00267930
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Vernakalant (oral), Placebo comparator
Drug
Lead sponsor
Advanz Pharma
Industry
Eligibility
18 Years to 85 Years
Enrollment
221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
4
States / cities
Huntsville, Alabama • Walnut Creek, California • Hershey, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 17, 2008 · Synced Jul 23, 2026, 4:19 PM EDT
Completed No phase listed Observational

Atrial Electromechanical Interval and Pulse Wave Velocity in the Prediction of Recurrence of Atrial Fibrillation

NCT00818012
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Creighton University
Other
Eligibility
19 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 11, 2014 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Not applicable Interventional Results available

Intravenous Magnesium Infusion in Patients Undergoing Cardioversion of Atrial Fibrillation Trial

NCT01597557
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Magnesium Sulfate, Placebo
Drug · Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 21, 2020 · Synced Jul 23, 2026, 4:19 PM EDT
Completed No phase listed Observational

The Atrial High Rate Episodes in Pacemaker Patients

NCT00627328
View directory record Official record
Conditions
Arrhythmia, Atrial Fibrillation, Atrioventricular Block, Bradycardia, Sick Sinus Syndrome
Interventions
Not listed
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
50 Years and older
Enrollment
427 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
37
States / cities
Hot Springs, Arkansas • Little Rock, Arkansas • Fresno, California + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2008 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Not applicable Interventional

SAVEPACe - Search AV Extension and Managed Ventricular Pacing for Promoting Atrio-Ventricular Conduction

NCT00284830
View directory record Official record
Conditions
Sick Sinus Syndrome, Heart Failure, Congestive, Atrial Fibrillation, Bradycardia, Ventricular Dysfunction
Interventions
Implantable Pulse Generators
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
1,070 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
63
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Conway, Arkansas + 60 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2008 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioequivalence of RYTHMOL SR® Manufactured at Two Different Sites

NCT01956487
View directory record Official record
Conditions
Arrhythmia, Cardiac
Interventions
Propafenone
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Phase 3 Interventional Results available

An Efficacy and Safety Study of Rivaroxaban With Warfarin for the Prevention of Stroke and Non-Central Nervous System Systemic Embolism in Patients With Non-Valvular Atrial Fibrillation

NCT00403767
View directory record Official record
Conditions
Atrial Fibrillation, Stroke, Embolism
Interventions
Rivaroxaban, Warfarin, Matching placebo for Rivaroxaban arm (Warfarin placebo), Matching placebo for Warfarin arm (Rivaroxaban placebo)
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years and older
Enrollment
14,269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
295
States / cities
Birmingham, Alabama • Dothan, Alabama • Geneva, Alabama + 292 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2014 · Synced Jul 23, 2026, 4:19 PM EDT
Not listed No phase listed Observational

Association of Genetic Variants With Risk of Stroke in Patients With Atrial Fibrillation Off-anticoagulation

NCT04115436
View directory record Official record
Conditions
Thromboembolic Events
Interventions
Not listed
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
Not listed
Enrollment
40 participants
Timeline
2019 – 2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2019 · Synced Jul 23, 2026, 4:19 PM EDT
Terminated No phase listed Observational

Study in Atrial Fibrillation (AF) Patients at High Risk of Stroke

NCT05421533
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Anthos Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
705 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
9
States / cities
Fullerton, California • Boca Raton, Florida • Homestead, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Jul 23, 2026, 4:19 PM EDT
Withdrawn No phase listed Observational

Use of a Novel Contact Force Sensing Catheter for AF Ablation - Impact of TactiCath on Dormant Conduction Across the Pulmonary Veins

NCT02666729
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
AF Ablation with contact force information, AF Ablation without contact force information
Procedure
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 10, 2016 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Not applicable Interventional

Recurrent Atrial Fibrillation

NCT02898545
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
SEEQ monitor
Device
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Jul 23, 2026, 4:19 PM EDT
Completed No phase listed Observational

Triple Antithrombotic Therapy in Cardiac Patients Requiring Revascularization

NCT03889574
View directory record Official record
Conditions
Cardiac Disease
Interventions
Not listed
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Jul 23, 2026, 4:19 PM EDT
Completed No phase listed Observational

Short Term Outcomes From Minimally Invasive Surgery for the Treatment of Atrial Fibrillation

NCT00571597
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 85 Years
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Not applicable Interventional Results available

CONNECT Study - Clinical Evaluation Of Remote NotificatioN to rEduCe Time to Clinical Decision

NCT00402246
View directory record Official record
Conditions
Arrhythmia, Tachycardia, Atrial Fibrillation, Ventricular Fibrillation
Interventions
Remote Management, In-Office Care
Other
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
2,009 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
127
States / cities
Mobile, Alabama • Mesa, Arizona • Scottsdale, Arizona + 124 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2011 · Synced Jul 23, 2026, 4:19 PM EDT
Terminated Phase 1 Interventional Results available

Ascending Dose Study of OPC-108459 Intravenous Infusions in Patients With Paroxysmal and Persistent Atrial Fibrillation

NCT01483183
View directory record Official record
Conditions
Atrial Fibrillation, Paroxysmal Atrial Fibrillation, Persistent Atrial Fibrillation
Interventions
OPC-108459, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
9
States / cities
Washington D.C., District of Columbia • Hollywood, Florida • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 9, 2017 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Phase 4 Interventional

A Study to Determine if Identification of Undiagnosed Atrial Fibrillation in People at Least 70 Years of Age Reduces the Risk of Stroke

NCT04126486
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Zio®XT Monitor
Other
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
70 Years and older
Enrollment
11,931 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
176
States / cities
Birmingham, Alabama • Guntersville, Alabama • Montgomery, Alabama + 141 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced Jul 23, 2026, 4:19 PM EDT
Withdrawn Not applicable Interventional

Effects of PAP on Afib Recurrence Risk After Catheter Ablation in OSA Patients

NCT03242720
View directory record Official record
Conditions
Obstructive Sleep Apnea, Atrial Fibrillation
Interventions
Cardiac Ablation for Atrial Fibrillation
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated May 23, 2022 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Not applicable Interventional

Rhythm Control and Potential Early Surgery for Tricuspid Regurgitation

NCT05045079
View directory record Official record
Conditions
Severe Tricuspid Valve Regurgitation (Disorder)
Interventions
Inferior Vena Caval (IVC) Occlusion maneuver
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Jul 23, 2026, 4:19 PM EDT
Completed No phase listed Observational

THE GIRAFFE Study: Genomic Risk Markers for Atrial Fibrillation Following Extended Cardiac Rhythm Monitoring

NCT01970969
View directory record Official record
Conditions
Patients With Symptoms of Cardiac Arrhythmia at Risk for Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
928 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2018 · Synced Jul 23, 2026, 4:19 PM EDT
Recruiting No phase listed Observational

EXercise Cardiac Magnetic Resonance Assessment of Left Atrial Mechanics Following Ablation

NCT06212791
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Self- Report Evaluation-Duke Activity Status Index, Self- Report Evaluation Atrial Fibrillation Effect on Quality of Life Questionnaire, Cardiopulmonary exercise test (CPET), Transthoracic echocardiogram, Ambulatory cardiac rhythm assessment, Cardiovascular magnetic resonance (CMR)
Behavioral · Diagnostic Test
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Phase 3 Interventional

Effect of Catheter Ablation on Clinical Course of Migraine in AF Patients With or Without Previous History of Migraine

NCT01391091
View directory record Official record
Conditions
Migraine, Atrial Fibrillation
Interventions
Radiofrequency catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 17, 2016 · Synced Jul 23, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

ST-segment Elevation as an AF Endophenotype

NCT01205529
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Procainamide
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 1, 2018 · Synced Jul 23, 2026, 4:19 PM EDT