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Showing 1–24 of 172 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Warfarin Clear all
Suspended Not applicable Interventional

Warfarin Adverse Event Reduction For Adults Receiving Genetic Testing at Therapy INitiation (WARFARIN)

NCT01305148
View directory record Official record
Conditions
Anti-coagulation Therapy, DVT, Pulmonary Embolism, Joint Surgery Multiple, Atrial Fibrillation, Prosthetic Replacement of Mitral Valve
Interventions
Warfarin GenoSTAT Test
Device
Lead sponsor
Iverson Genetic Diagnostics, Inc.
Industry
Eligibility
65 Years and older
Enrollment
3,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
56
States / cities
Birmingham, Alabama • Glendale, Arizona • Phoenix, Arizona + 51 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2015 · Synced Jul 22, 2026, 4:38 AM EDT
Withdrawn Phase 1 Interventional

Pilot Study of Aspirin Versus Warfarin for Cervicocephalic Arterial Dissection

NCT00265408
View directory record Official record
Conditions
Ischemic Stroke
Interventions
aspirin, warfarin
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 7, 2014 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 1 Interventional

Evaluate the Effects of Patupilone on the Pharmacokinetics and Pharmacodynamics of Warfarin in Patients With Advanced Malignancies

NCT00448396
View directory record Official record
Conditions
Advanced Malignancies
Interventions
Patupilone
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2009 · Synced Jul 22, 2026, 4:38 AM EDT
Completed No phase listed Observational

Eliminate Thromboembolism: Improving Anticoagulation in Non-valvular Atrial Fibrillation Patients

NCT02461602
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
21
States / cities
Pasadena, California • Coral Springs, Florida • Port Charlotte, Florida + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2019 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 2 Interventional Results available

PETRO Stroke Prevention in Patients With AF by Treatment With Dabigatran, With and Without Aspirin, Compared to Warfarin

NCT01227629
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
dabigatran with ASA, warfarin, dabigatran without ASA
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
502 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
14
States / cities
Fayetteville, Arkansas • La Mesa, California • Pensacola, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated May 4, 2014 · Synced Jul 22, 2026, 4:38 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 4, 2019 · Synced Jul 22, 2026, 4:38 AM EDT
Terminated Phase 3 Interventional

Evaluation of Weekly Idrabiotaparinux Sodium Versus Oral Adjusted-dose Warfarin to Prevent Stroke and Systemic Thromboembolic Events in Patients With Atrial Fibrillation

NCT00580216
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Idrabiotaparinux sodium, Warfarin, Placebo (for idrabiotaparinux), Placebo (for warfarin), Avidin, Placebo (for avidin)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
3,773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
162
States / cities
Mobile, Alabama • Tucson, Arizona • Little Rock, Arkansas + 134 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2016 · Synced Jul 22, 2026, 4:38 AM EDT
Completed No phase listed Observational

Assessing the Ability of Warfarin Treated Patients to Predict Their INR

NCT02764112
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Northeast Iowa Medical Education Foundation
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Waterloo, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 26, 2019 · Synced Jul 22, 2026, 4:38 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Relationship Between Osteoporosis and Chronic Oral Anticoagulation Therapy With Warfarin

NCT00665613
View directory record Official record
Conditions
Osteoporosis
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Staten Island, New York
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Results available

Randomized Trial of Interventions to Improve Warfarin Adherence

NCT00904982
View directory record Official record
Conditions
Atrial Fibrillation, Deep Vein Thrombosis, Dilated Cardiomyopathies
Interventions
Financial Incentive and Med-eMonitor, 2Med-eMonitor
Behavioral · Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
268 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Jul 22, 2026, 4:38 AM EDT
Recruiting 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 26, 2024 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Anticoagulation With Rivaroxaban in Cardioversion -The ARC Study

NCT01747746
View directory record Official record
Conditions
Atrial Fibrillation, Stroke, Thrombo-embolism, Bleeding
Interventions
Rivaroxaban, Warfarin and Enoxaparin
Drug
Lead sponsor
Cook County Health
Government
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 2, 2015 · Synced Jul 22, 2026, 4:38 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 18, 2014 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Results available

AMPLATZER Cardiac Plug Clinical Trial

NCT01118299
View directory record Official record
Conditions
Atrial Fibrillation, Ischemic Stroke, Peripheral Thromboembolism
Interventions
AMPLATZER Cardiac Plug
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
18
States / cities
Los Angeles, California • Aurora, Colorado • Littleton, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2020 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Dabigatran Compared to Warfarin for 6 Month Treatment of Acute Symptomatic Venous Thromboembolism

NCT00291330
View directory record Official record
Conditions
Thromboembolism
Interventions
dabigatran etexilate 150 mg, warfarin (INR 2-3)
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
2,564 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
23
States / cities
Mobile, Alabama • Hartford, Connecticut • Clearwater, Florida + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2014 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 3 Interventional Results available

Edoxaban vs. Warfarin in Subjects Undergoing Cardioversion of Nonvalvular Atrial Fibrillation (NVAF)

NCT02072434
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Edoxaban, Warfarin, Enoxaparin
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
2,199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
28
States / cities
Phoenix, Arizona • Escondido, California • Newport Beach, California + 25 more
Source: ClinicalTrials.gov public record
Updated Mar 14, 2019 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug Interaction Study With Albiglutide and Warfarin

NCT01147731
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
warfarin plus albiglutide
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 21, 2017 · Synced Jul 22, 2026, 4:38 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 14, 2015 · Synced Jul 22, 2026, 4:38 AM EDT
Completed No phase listed Observational

A Study to Compare the Risk of a Major Bleeding in Participants Who Received Blood Thinning Medications Following a Blood Clot

NCT03521908
View directory record Official record
Conditions
Venous Thromboembolism (VTE)
Interventions
Not listed
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
35,756 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 27, 2022 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhancing the Safety of Warfarin in Nursing Homes

NCT00682773
View directory record Official record
Conditions
Adverse Drug Events (ADEs)
Interventions
SBAR
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
Not listed
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
2
States / cities
Middletown, Connecticut • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 3, 2011 · Synced Jul 22, 2026, 4:38 AM EDT
Recruiting No phase listed Observational

Perioperative Anticoagulant Use for Surgery Evaluation -Virtual Visit (PAUSE-Virtual)

NCT06844227
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Not listed
Lead sponsor
McMaster University
Other
Eligibility
18 Years to 100 Years
Enrollment
1,780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
4
States / cities
Evanston, Illinois • Detroit, Michigan • Great Neck, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 3 Interventional Results available

Comparative Investigation of Low Molecular Weight (LMW) Heparin/Edoxaban Tosylate (DU176b) Versus (LMW) Heparin/Warfarin in the Treatment of Symptomatic Deep-Vein Blood Clots and/or Lung Blood Clots. (The Edoxaban Hokusai-VTE Study).

NCT00986154
View directory record Official record
Conditions
Venous Thromboembolism, Deep Vein Thrombosis (DVT), Pulmonary Embolism (PE), Thromboembolism, Venous Thrombosis
Interventions
edoxaban tosylate(DU-176b), low molecular weight heparin/unfractionated heparin, warfarin
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
8,292 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
82
States / cities
Mobile, Alabama • Montgomery, Alabama • Phoenix, Arizona + 71 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2019 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Human Cytochrome P450 4F Enzymes and Drug Interactions

NCT01250535
View directory record Official record
Conditions
Healthy Volunteers, Drug Drug Interactions
Interventions
Warfarin, Placebo, Lovastatin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 60 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 20, 2013 · Synced Jul 22, 2026, 4:38 AM EDT
Completed Phase 4 Interventional Results available

Fixed Versus Variable Dosing of 4-factor Prothrombin Complex Concentrate for Emergent Warfarin Reversal

NCT03064035
View directory record Official record
Conditions
Acute Bleeding on Long-Term Anticoagulation Therapy, Hemorrhage, Significant Bleeding in Patients With a Coagulopathy (Prolonged Thrombin Time), Urgent Reversal of Vitamin K Antagonist (VKA) Anticoagulation
Interventions
4-factor prothrombin complex concentrate (4FPCC)
Drug
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years to 125 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Jul 22, 2026, 4:38 AM EDT