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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: warfarin sodium Clear all
Completed No phase listed Observational

CoaguChek XS in Antiphospholipid Antibody Syndrome (APL) Patients

NCT02139072
View directory record Official record
Conditions
Antiphospholipid Antibody Syndrome
Interventions
CoaguChek XS, Standard Lab Draw
Device · Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 3, 2016 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 3 Interventional

Oral Vitamin K for Warfarin Associated Coagulopathy

NCT00143715
View directory record Official record
Conditions
Coagulation, Bleeding, Thrombosis
Interventions
Phytonadione (Vitamin K1)
Drug
Lead sponsor
St. Joseph's Healthcare Hamilton
Other
Eligibility
18 Years and older
Enrollment
690 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
2
States / cities
Westminster, Colorado • Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jul 19, 2011 · Synced Sep 28, 2026, 9:57 PM 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 Sep 28, 2026, 9:57 PM EDT
Completed No phase listed Observational

Personalized Medicine Decision-Making in a Virtual Clinical Setting

NCT02108041
View directory record Official record
Conditions
Deep Vein Thrombosis, Blood Clots
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
21 Years and older
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2020
U.S. locations
5
States / cities
Baltimore, Maryland • Boston, Massachusetts • Flint, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2026 · Synced Sep 28, 2026, 9:57 PM EDT
Recruiting Phase 1 Interventional

An Early-Stage Study in Multiple Clinics of How Afimkibart May Affect the Body's Processing of Medicines That Rely on Cytochrome P450 Enzymes in Participants With Ulcerative Colitis

NCT07665723
View directory record Official record
Conditions
Active Ulcerative Colitis
Interventions
Afimkibart, Caffeine, Warfarin, Omeprazole, Dextromethorphan, Midazolam, Vitamin K
Drug · Other
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
Chula Vista, California • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Sep 28, 2026, 9:57 PM EDT
Not yet recruiting No phase listed Observational

Assessing the Neurological Outcomes After Atrial Fibrillation Ablation for Rhythm Control

NCT06783868
View directory record Official record
Conditions
Atrial Fibrillation, Stroke
Interventions
Catheter Ablation, Market-approved AVNB, OAC and AAD
Device · Drug
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
7
States / cities
Overland Park, Kansas • Independence, Missouri • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Not applicable Interventional

A Prospective Trial to Assess Cost and Clinical Outcomes of a Clinical Pharmacogenomic Program

NCT02297126
View directory record Official record
Conditions
Adverse Drug Reaction
Interventions
Pharmacogenetic Intervention Arm (pharmacogenetic testing)
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
4,465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 7, 2021 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase I Study to Evaluate the Effect of LDE225 on the Pharmacokinetics of Bupropion and Warfarin in Patients

NCT01769768
View directory record Official record
Conditions
Advanced Solid Tumor
Interventions
LDE225, Wafarin, Bupropion
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
13
States / cities
Duarte, California • Kansas City, Kansas • Boston, Massachusetts + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2020 · Synced Sep 28, 2026, 9:57 PM 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 16, 2016 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 3 Interventional Results available

Hokusai Study in Pediatric Patients With Confirmed Venous Thromboembolism (VTE)

NCT02798471
View directory record Official record
Conditions
Venous Thromboembolism (VTE), Pulmonary Embolism, Deep Vein Thrombosis (DVT)
Interventions
Edoxaban, Standard of Care
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
1 Day to 17 Years
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
22
States / cities
Tucson, Arizona • Los Angeles, California • Stanford, California + 16 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 4 Interventional Results available

Rivaroxaban Versus Warfarin in the Evaluation of Progression of Coronary Calcium

NCT02376010
View directory record Official record
Conditions
Atherosclerosis
Interventions
rivaroxaban, Warfarin
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 84 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2024 · Synced Sep 28, 2026, 9:57 PM EDT
Completed No phase listed Observational

An Observational Cohort Study to Investigate the Risk of Thromboembolic Events in Patients Receiving Kcentra® or Plasma to Reverse Vitamin K Antagonist (VKA) Therapy in the Setting of Acute Major Bleeding

NCT02319460
View directory record Official record
Conditions
Hemorrhage
Interventions
Kcentra®, Plasma
Biological
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years and older
Enrollment
2,238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated May 25, 2021 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 4 Interventional

Comparative Effectiveness of Pulmonary Embolism Prevention After Hip and Knee Replacement

NCT02810704
View directory record Official record
Conditions
Pulmonary Embolism, Venous Thrombosis
Interventions
Enteric Coated Aspirin, Warfarin, Rivaroxaban
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
21 Years and older
Enrollment
18,883 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
30
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • Los Angeles, California + 23 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 2Phase 3 Interventional

BMS-562247 in Subjects Undergoing Elective Total Knee Replacement Surgery

NCT00097357
View directory record Official record
Conditions
Venous Thrombosis, Pulmonary Embolism
Interventions
Apixaban, Enoxaparin, Warfarin, Enoxaparin Placebo, Apixaban Placebo
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 90 Years
Enrollment
1,238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
72
States / cities
Birmingham, Alabama • Mobile, Alabama • Northport, Alabama + 69 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2010 · Synced Sep 28, 2026, 9:57 PM EDT
Not listed No phase listed Observational

Study to Test the Accuracy of a Prototype Handheld PT/INR Device

NCT01349712
View directory record Official record
Conditions
Blood Coagulation Disorders
Interventions
Not listed
Lead sponsor
Universal Biosensors Pty Ltd
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Batesville, Arkansas
Source: ClinicalTrials.gov public record
Updated May 8, 2011 · Synced Sep 28, 2026, 9:57 PM EDT
Terminated Phase 2 Interventional Results available

Anticoagulation For Pulmonary Hypertension in Sickle Cell Disease

NCT01036802
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Warfarin, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
16 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 8, 2016 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Testing the Effect and Safety of Casopitant (GW679769) While Taking Warfarin in Healthy Human Volunteers

NCT00404274
View directory record Official record
Conditions
Nausea and Vomiting, Chemotherapy-Induced
Interventions
Casopitant (GW679769) oral tablets, Warfarin oral tablets
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
2
States / cities
Gainesville, Florida • Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 8, 2017 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Enlicitide Decanoate (MK-0616), Warfarin, and Lisinopril in Healthy Adult Participants (MK-0616-026)

NCT06772779
View directory record Official record
Conditions
Healthy
Interventions
Warfarin, Enlicitide Decanoate, Lisinopril
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Sep 28, 2026, 9:57 PM 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 Sep 28, 2026, 9:57 PM 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 6, 2015 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 4 Interventional Results available

Prevention of Non-Surgical Bleeding by Management of HeartMate II Patients Without Antiplatelet Therapy

NCT02836652
View directory record Official record
Conditions
Heart Failure
Interventions
HeartMate II (HMII), Warfarin, acetylsalicylic acid (ASA) therapy
Device · Drug
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
50 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
33
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 29 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2022 · Synced Sep 28, 2026, 9:57 PM EDT
Completed No phase listed Observational Results available

The Comparative Safety and Effectiveness of Warfarin and Dabigatran Prescribed in the Non-valvular Atrial Fibrillation Population With Humana Healthcare Coverage

NCT02061748
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Observational
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 89 Years
Enrollment
38,499 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 7, 2017 · Synced Sep 28, 2026, 9:57 PM EDT
Terminated Phase 2 Interventional

Long Term Open Follow-up With H376/95 vs. Warfarin

NCT00206063
View directory record Official record
Conditions
Stroke Prevention in Patients With Atrial Fibrillation
Interventions
EXANTA
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2006
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Nov 14, 2010 · Synced Sep 28, 2026, 9:57 PM EDT
Completed Phase 1 Interventional

Open Label, Drug-Drug Interaction (DDI) Study of Dupilumab (REGN668/SAR231893) in Patients With Moderate to Severe Atopic Dermatitis (AD)

NCT02647086
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
Dupilumab, Midazolam, Omeprazole, Warfarin, Caffeine, Metoprolol
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
5
States / cities
Little Rock, Arkansas • Centennial, Colorado • Minneapolis, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2016 · Synced Sep 28, 2026, 9:57 PM EDT