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ClinicalTrials.gov public records Last synced Oct 5, 2026, 10:32 AM EDT

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Showing 25–48 of 172 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Warfarin Clear all
Completed Phase 3 Interventional

Role of Coumadin in Preventing Thromboembolism in Atrial Fibrillation (AF) Patients Undergoing Catheter Ablation

NCT01006876
View directory record Official record
Conditions
Thromboembolism
Interventions
Coumadin
Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
1,584 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2015 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 3 Interventional Results available

Phase III Study Testing Efficacy & Safety of Oral Dabigatran Etexilate vs Warfarin for 6 m Treatment for Acute Symp Venous Thromboembolism (VTE)

NCT00680186
View directory record Official record
Conditions
Thromboembolism
Interventions
Warfarin, Dabigatran etexilate
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
2,589 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
10
States / cities
Little Rock, Arkansas • Clearwater, Florida • Normal, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Determine the Effects of Multiple Doses of Mipomersen (200 mg SC) on the Pharmacodynamics and Pharmacokinetics of Single-dose Warfarin

NCT01133366
View directory record Official record
Conditions
Healthy
Interventions
warfarin sodium, mipomersen sodium; warfarin sodium
Drug
Lead sponsor
Kastle Therapeutics, LLC
Industry
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 3, 2016 · Synced Oct 5, 2026, 10:32 AM EDT
Completed No phase listed Observational

Association Between Genetic Variant Scores and Warfarin Effect

NCT03894878
View directory record Official record
Conditions
Atrial Fibrillation, Deep Vein Thrombosis, Intracardiac Thrombus, Pulmonary Embolism, Venous Thromboembolic Disease
Interventions
Not listed
Lead sponsor
Cipherome, Inc.
Industry
Eligibility
18 Years to 99 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Santa Clara, California
Source: ClinicalTrials.gov public record
Updated Feb 16, 2023 · Synced Oct 5, 2026, 10:32 AM EDT
Not listed No phase listed Observational

Pharmacogenomics of Warfarin in Hispanics and Latinos

NCT02972385
View directory record Official record
Conditions
Thrombosis, Hemorrhage
Interventions
Mouthwash sample, Blood Draw
Procedure
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 27, 2024 · Synced Oct 5, 2026, 10:32 AM EDT
Completed No phase listed Observational

Predicting Bleeding Risk on Anticoagulant Therapy for Venous Thromboembolism

NCT00788736
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Not listed
Lead sponsor
Ottawa Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
2,537 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
2
States / cities
Burlington, Massachusetts • Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Oct 5, 2026, 10:32 AM EDT
Withdrawn Phase 4 Interventional

Evaluation of Wound Drainage After Knee or Hip Arthroplasty

NCT02054936
View directory record Official record
Conditions
Complications; Arthroplasty
Interventions
Rivaroxaban (Xarelto), Warfarin (Coumadin)
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 7, 2015 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction Between ABT-335, Rosuvastatin and Warfarin

NCT00487136
View directory record Official record
Conditions
Healthy
Interventions
Warfarin, warfarin plus ABT-335 plus rosuvastatin 5 mg, warfarin plus ABT-335 plus rosuvastatin 20 mg
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 28, 2012 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Effect of Dapagliflozin on the Pharmacokinetics of Warfarin or Digoxin in Healthy Subjects

NCT00904176
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Dapagliflozin, Warfarin, Digoxin
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 17, 2016 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect Of Fesoterodine On Pharmacokinetics And Pharmacodynamics Of Warfarin In Healthy Subjects

NCT00914667
View directory record Official record
Conditions
Urinary Bladder, Overactive
Interventions
warfarin, Warfarin plus Fesoterodine
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 1, 2011 · Synced Oct 5, 2026, 10:32 AM EDT
Recruiting Phase 4 Interventional

Vitamin K for Perioperative Warfarin Management

NCT07515664
View directory record Official record
Conditions
Anticoagulant Therapy
Interventions
Vitamin K, Warfarin (standard without loading), Warfarin (standard with loading)
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Not applicable Interventional Results available

Direct Oral Anticoagulants (DOACs) Versus LMWH +/- Warfarin for VTE in Cancer

NCT02744092
View directory record Official record
Conditions
Cancer, Venous Thromboembolism, Deep Vein Thrombosis (DVT), Pulmonary Embolism (PE), Blood Clot
Interventions
Rivaroxaban, Apixaban, Edoxaban, Dabigatran, Warfarin, Dalteparin, Enoxaparin, Fondaparinux
Drug
Lead sponsor
Alliance Foundation Trials, LLC.
Other
Eligibility
18 Years and older
Enrollment
811 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
151
States / cities
Chula Vista, California • Fremont, California • Fresno, California + 104 more
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Oct 5, 2026, 10:32 AM EDT
Completed No phase listed Observational

A Study of Hospital Healthcare Use and Cost in Patients in the Hospital With a Venous Thromboembolism (VTE) Treated With Apixaban or Warfarin in the US

NCT04141228
View directory record Official record
Conditions
Venous Thromboembolism (VTE)
Interventions
Not listed
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
28,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Flemington, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dexpramipexole and Warfarin Drug Drug Interaction (DDI) Study

NCT01597310
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Warfarin, Dexpramipexole
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 25, 2014 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 3 Interventional

Warfarin Versus Aspirin Recurrent Stroke Study

NCT00027066
View directory record Official record
Conditions
Stroke
Interventions
Active Aspirin, Active Warfarin, Aspirin placebo, Warfarin placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
30 Years to 85 Years
Enrollment
2,206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2001
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2011 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 3 Interventional

Clarification of Optimal Anticoagulation Through Genetics

NCT00839657
View directory record Official record
Conditions
Stroke, Venous Thrombosis, Atrial Fibrillation, Atrial Flutter
Interventions
Genotype-guided dosing algorithm for warfarin, Clinical-guided dosing algorithm for warfarin
Behavioral
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
1,015 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
18
States / cities
Birmingham, Alabama • San Francisco, California • Gainesville, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2016 · Synced Oct 5, 2026, 10:32 AM EDT
Terminated Phase 1 Interventional

Comparison Between Point of Care Device and Venous Blood International Normalized Ratio Measurements.

NCT00288808
View directory record Official record
Conditions
Blood Coagulation Disorder
Interventions
Hemosense (PT/InR point of care device)
Device
Lead sponsor
University of Rochester
Other
Eligibility
1 Day to 18 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 27, 2015 · Synced Oct 5, 2026, 10:32 AM EDT
Terminated Phase 3 Interventional Results available

Trial of Apixaban vs Warfarin in Reducing Rate of Cognitive Decline, Silent Cerebral Infarcts and Cerebral Microbleeds in Patients With Atrial Fibrillation

NCT03839355
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Apixaban, Warfarin
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
60 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Oct 5, 2026, 10:32 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Clinical Trial Assessing Non-Inferiority of Freeze Dried Plasma to Fresh Frozen Plasma in Reversing Warfarin

NCT04794348
View directory record Official record
Conditions
Anticoagulant Reversal
Interventions
Fresh Frozen Plasma (FFP), Freeze Dried Plasma (FDP)
Biological
Lead sponsor
Teleflex
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 2Phase 3 Interventional Results available

WATCHMAN Left Atrial Appendage System for Embolic PROTECTion in Patients With Atrial Fibrillation

NCT00129545
View directory record Official record
Conditions
Atrial Fibrillation, Stroke
Interventions
WATCHMAN Left Atrial Appendage Closure Technology, Warfarin
Device · Drug
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
58
States / cities
Gilbert, Arizona • Scottsdale, Arizona • La Jolla, California + 46 more
Source: ClinicalTrials.gov public record
Updated May 15, 2015 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug Interaction Study of Danicopan

NCT04709094
View directory record Official record
Conditions
Healthy
Interventions
Danicopan, Warfarin, Bupropion, Ethinyl Estradiol/Norethindrone
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 14, 2021 · Synced Oct 5, 2026, 10:32 AM EDT
Not listed No phase listed Observational

The DARE Warfarin CER Study

NCT03271450
View directory record Official record
Conditions
Deep Venous Thrombosis, Pulmonary Embolism
Interventions
Dabigatran: extended treatment (e.g at least 90 days), Dabigatran: extended treatment (e.g at least 180 days), Dabigatran: extended treatment (e.g at least 270 days), Apixaban: extended treatment (e.g at least 90 days), Apixaban: extended treatment (e.g at least 180 days), Apixaban: extended treatment (e.g at least 270 days), Rivaroxaban: extended treatment (e.g at least 90 days), Rivaroxaban: extended treatment (e.g at least 180 days), Rivaroxaban: extended treatment (e.g at least 270 days), Edoxaban: extended treatment (e.g at least 90 days), Edoxaban: extended treatment (e.g at least 180 days), Edoxaban: extended treatment (e.g at least 270 days), Warfarin: extended treatment (e.g at least 90 days), Warfarin: extended treatment (e.g at least 180 days), Warfarin: extended treatment (e.g at least 270 days)
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
416,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 23, 2021 · Synced Oct 5, 2026, 10:32 AM EDT
Completed No phase listed Observational Results available

Anticoagulant Utilization Pattern

NCT01847560
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
333,664 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 27, 2019 · Synced Oct 5, 2026, 10:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assessment of 2012 Bioequivalence Standards for Warfarin

NCT02574754
View directory record Official record
Conditions
Healthy
Interventions
warfarin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2019 · Synced Oct 5, 2026, 10:32 AM EDT