Atrial fibrillation trials in United States

In United States 147 Also abroad 732

147 trials · From ClinicalTrials.gov, checked 15 November 2026. Ask the study team whether a trial fits you.

No phaseNot yet taking people in United States
The Effectiveness of Patch-Based Screening for Pre-Symptomatic Atrial Fibrillation to Improve Patient Outcome
Where
Palo Alto
Age
65 years and over
People
24,060
Run by
VA Office of Research and Development
See details and how to joinNCT06953778
No phaseTaking people
Tracking Results of Ablations to Combat AF Registry Generation 2
Where
Ann Arbor, Brooklyn, Cleveland, Delray Beach, Gainesville, Glenwood Springs, Grand Rapids, Houston, Huntsville, Indianapolis, Jackson, Jonesboro, Little Rock, Loma Linda, Louisville, Milwaukee, Nashville, Omaha, Orlando, Overland Park, Poughkeepsie, St. Helena, St Louis, Tampa, Washington D.C., Winston-Salem
Age
18 years and over
People
10,000 worldwide
Run by
AtriCure, Inc.
See details and how to joinNCT05111015
No phaseTaking people
Quality of Life in Patients With Postoperative Atrial Fibrillation After Cardiac Surgery
Where
Boston
Age
18 years to 100 years
People
260
Run by
Brigham and Women's Hospital
See details and how to joinNCT07173998
Phase 3Taking people
Anticoagulation for New-Onset Post-Operative Atrial Fibrillation After CABG
Where
Ann Arbor, Atlanta, Aurora, Baltimore, Bethesda, Boston, Burlington, Charlottesville, Cleveland, Columbus, Danbury, Durham, Falls Church, Fort Wayne, Great Neck, Greenville, Hermitage, Houston, Indianapolis, Kansas City, Lebanon, Little Rock, Los Angeles, Madison, Morgantown, Murray, Neptune City, New Haven, New Orleans, New York, Philadelphia, Pittsburgh, Plano, Portland, Raleigh, Rochester, Salt Lake City, Springfield, Stanford, St Louis, The Bronx, Tulsa, Washington D.C.
Age
18 years and over
People
3,200 worldwide
Run by
Icahn School of Medicine at Mount Sinai
See details and how to joinNCT04045665 · EU 2024-515924-35-00
Phase 4Taking people
Colchicine's Effect on Inflammatory Markers
Where
Lexington
Age
18 years to 99 years
People
24
Run by
Ayesha Ather
See details and how to joinNCT07287345
No phaseTaking people
Left Atrial Appendage Occlusion Registry (LAAO Registry)
Where
Washington D.C.
Age
18 years and over
People
3,000
Run by
American College of Cardiology
See details and how to joinNCT02699957
No phaseTaking people
Atrial Fibrosis in Obstructive Sleep Apnea Patients: A Pilot Study
Where
New Orleans
Age
18 years to 75 years
People
60
Run by
Tulane University
See details and how to joinNCT04814420
No phaseTaking people
Baseline Atrial Fibrosis Predicts Risk for Post-operative Atrial Fibrillation in Patients Undergoing Cardiac Surgery
Where
Covington, New Orleans, St Louis
Age
40 years to 120 years
People
50
Run by
Tulane University
See details and how to joinNCT05014802
No phaseTaking people
Single Chamber Atrial Leadless Pacing for Isolated Sinus Node Dysfunction
Where
Bay Shore, Huntington, Manhasset, New Hyde Park, New York, Staten Island
Age
18 years and over
People
50
Run by
Northwell Health
See details and how to joinNCT07638995
No phaseTaking people
Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus in The Emergency Department (LA CLOTTED)
Where
Hershey
Age
18 years and over
People
190 worldwide
Run by
Ottawa Heart Institute Research Corporation
See details and how to joinNCT07002450
Early phase 1Not yet taking people in United States
Discontinuation of Anticoagulations After Successful Catheter Ablation of Atrial Fibrillation
Where
Boston
Age
18 years and over
People
3,160 worldwide
Run by
China National Center for Cardiovascular Diseases
See details and how to joinNCT06615596
No phaseTaking people
Applause Study I - Append System Early Feasibility Study
Where
Jonesboro, Los Angeles, New York
Age
18 years and over
People
15
Run by
Append Medical Ltd.
See details and how to joinNCT07278869
Phase 2Taking people
Amiodarone for the Prevention of Atrial Fibrillation After Minimally Invasive Esophagectomy in Patients With Esophageal Cancer
Where
Portland
Age
18 years and over
People
90
Run by
OHSU Knight Cancer Institute
See details and how to joinNCT06067438
No phaseTaking people
Medtronic Terminate AF Study
Where
Boston, Grand Rapids, Hartford, Indianapolis, Murray, Norfolk, Palo Alto, Pittsburgh, Seattle, St. Helena, St Louis, Tacoma, Toledo, Wynnewood
Age
18 years and over
People
160
Run by
Medtronic Cardiac Surgery
See details and how to joinNCT03546374
No phaseEnrolling by invitation
Out-of-office Monitoring for Rhythms Of Normal Versus Atrial Fibrillation
Where
San Francisco
Age
60 years and over
People
1,910
Run by
University of California, San Francisco
See details and how to joinNCT07582523
Phase 3Taking people
Anticoagulation in ICH Survivors for Stroke Prevention and Recovery
Where
Abington, Akron, Albany, Albuquerque, Allentown, Ann Arbor, Arlington Heights, Atlanta, Augusta, Aurora, Austin, Bangor, Birmingham, Boise, Boston, Brooklyn, Buffalo, Burlington, Carmichael, Castro Valley, Chandler, Chapel Hill, Charleston, Charlotte, Charlottesville, Chattanooga, Chicago, Cincinnati, Clearwater, Cleveland, Colton, Columbia, Columbus, Dallas, Danbury, Danville, Detroit, Downey, Durham, Edison, Elmhurst, Evanston, Falls Church, Flint, Fontana, Fort Lauderdale, Fresno, Fullerton, Grand Junction, Grand Rapids, Greensboro, Greenville, Hackensack, Hartford, Hershey, Honolulu, Houston, Indianapolis, Iowa City, Jackson, Jacksonville, Kansas City, Knoxville, Lexington, Little Rock, Livingston, Long Beach, Los Alamitos, Los Angeles, Louisville, Manhasset, Marietta, Maywood, Memphis, Miami, Milwaukee, Minneapolis, Mobile, Modesto, Morgantown, Mount Clemens, Nashville, Neptune City, New Haven, New Orleans, Newport Beach, New York, Oklahoma City, Omaha, Orange, Palm Springs, Pasadena, Pensacola, Peoria, Philadelphia, Phoenix, Pittsburgh, Portland, Port Saint Lucie, Poughkeepsie, Providence, Redwood City, Richmond, Rochester, Rockford, Sacramento, Saint Cloud, Saint Louis Park, Saint Paul, Salt Lake City, San Antonio, San Francisco, Santa Barbara, Seattle, Sioux Falls, Springfield, Stanford, Staten Island, St Louis, Stony Brook, Summit, Syracuse, Tampa, The Bronx, Traverse City, Trenton, Tucson, Tulsa, Valhalla, Washington D.C., White Plains, Whittier, Wilmington, Winfield, Winston-Salem, Worcester, Wyoming
Age
18 years and over
People
700
Run by
Yale University
See details and how to joinNCT03907046
No phaseTaking people
Development of CIRC Technologies
Where
Cleveland
Age
18 years and over
People
1,000
Run by
The Cleveland Clinic
See details and how to joinNCT05654272
No phaseTaking people
Defining the Risk of Ventricular Tachycardia in Genetic Cardiomyopathies
Where
Nashville
Age
18 years and over
People
200
Run by
Vanderbilt University Medical Center
See details and how to joinNCT06575881
Phase 1/2Taking people
Anthocyanin-Rich Table Grape Powder for Prophylaxis of Post-Operative Atrial Fibrillation
Where
Ann Arbor
Age
18 years to 79 years
People
70
Run by
University of Michigan
See details and how to joinNCT05991700
No phaseTaking people
Mobile Health Technology-Enabled AFib Management
Where
Baltimore
Age
18 years and over
People
248
Run by
Johns Hopkins University
See details and how to joinNCT06500988
Phase 4Not yet taking people in United States
Metabolic Surgery for Atrial Fibrillation Elimination
Where
Cleveland
Age
18 years to 80 years
People
100
Run by
Ali Aminian
See details and how to joinNCT07027969
No phaseTaking people
REPRESENT-PF Registry
Where
New York, Winchester
Age
18 years and over
People
275
Run by
Vivek Reddy
See details and how to joinNCT07535268
No phaseEnrolling by invitation
Storytelling for Reducing Gap in Anticoagulation Use in African Americans With Atrial Fibrillation
Where
Ann Arbor, Jacksonville, Worcester
Age
18 years and over
People
80
Run by
University of Massachusetts, Worcester
See details and how to joinNCT05997914
No phaseTaking people
320-detector Computed Tomography to Assess Myocardial Extracellular Volume Fraction in Patients With Atrial Fibrillation Before AF Ablation.
Where
Baltimore
Age
21 years and over
People
100
Run by
Johns Hopkins University
See details and how to joinNCT06308094
No phaseTaking people
Sleep Apnea Triggers of Atrial Fibrillation: N-of-1 Randomized Control Trial (SPARTA):
Where
Cleveland, Seattle
Age
18 years to 85 years
People
20
Run by
The Cleveland Clinic
See details and how to joinNCT07087587