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Showing 1–24 of 69 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Therapeutic dose anticoagulation Clear all
Completed Phase 3 Interventional Results available

Full Dose Heparin Vs. Prophylactic Or Intermediate Dose Heparin in High Risk COVID-19 Patients

NCT04401293
View directory record Official record
Conditions
Sars-CoV2, COVID
Interventions
Enoxaparin, Prophylactic/Intermediate Dose Enoxaparin
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
6
States / cities
Newark, New Jersey • Bay Shore, New York • Huntington, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2021 · Synced Sep 27, 2026, 8:05 AM EDT
Recruiting Phase 3 Interventional

AntiThrombotic Therapy to Ameliorate Clinical Complications in Community Acquired Pneumonia

NCT05848713
View directory record Official record
Conditions
Community-acquired Pneumonia
Interventions
Heparin
Drug
Lead sponsor
University of Manitoba
Other
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
6
States / cities
Chicago, Illinois • Jefferson, Louisiana • Portland, Maine + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 27, 2026, 8:05 AM EDT
Terminated Phase 2 Interventional Results available

Feasibility Study of Unfractionated Heparin in Acute Chest Syndrome

NCT02098993
View directory record Official record
Conditions
Acute Chest Syndrome, Sickle Cell Disease
Interventions
Unfractionated heparin
Drug
Lead sponsor
Craig Seaman
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 15, 2019 · Synced Sep 27, 2026, 8:05 AM EDT
Not listed Not applicable Interventional

Warfarin Patient Self-management Implementation in the US Healthcare System

NCT04766216
View directory record Official record
Conditions
Atrial Fibrillation, Venous Thromboembolism, Heart Valve Diseases
Interventions
Patient self-management, Usual care provided by anticoagulation providers
Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
4
States / cities
Loma Linda, California • Boston, Massachusetts • Ann Arbor, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 3 Interventional

Optimal Heparin Dosing Regimens for Cardiopulmonary Bypass

NCT00587444
View directory record Official record
Conditions
Postoperative Hemorrhage
Interventions
Heparin, HH or high heparin, heparin concentration HC
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2009 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Apixaban for the Acute Treatment of Venous Thromboembolism in Children

NCT02464969
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Apixaban, Standard of Care
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
0 Days to 17 Years
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
U.S. locations
84
States / cities
Birmingham, Alabama • Phoenix, Arizona • Loma Linda, California + 47 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2024 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Tailoring P2Y12 Inhibiting Therapy in Patients Requiring Oral Anticoagulation After PCI

NCT04483583
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Ticagrelor 60mg, Clopidogrel
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Sep 27, 2026, 8:05 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Lenalidomide and Low-Dose Dexamethasone in Patients With Previously Treated Multiple Myeloma and Kidney Dysfunction

NCT00790842
View directory record Official record
Conditions
Multiple Myeloma, Plasma Cell Neoplasm
Interventions
Lenalidomide, Dexamethasone, Anticoagulants
Drug
Lead sponsor
PrECOG, LLC.
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
16
States / cities
Scottsdale, Arizona • Atlanta, Georgia • Chicago, Illinois + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Impact of Anticoagulation Therapy on the Cognitive Decline and Dementia in Patients With Non-Valvular Atrial Fibrillation

NCT03061006
View directory record Official record
Conditions
Dementia, Cognition Disorders, Cerebral Ischemic Events
Interventions
Dabigatran Etexilate, Warfarin
Drug
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
65 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Not applicable Interventional Results available

Randomized Study of the Use of Warfarin During Pacemaker or ICD Implantation in Patients Requiring Long Term Anticoagulation

NCT00721136
View directory record Official record
Conditions
Bradycardia, Tachycardia, Atrial Fibrillation, Valvular Heart Disease
Interventions
continue warfarin through the procedure, Hold warfarin, Warfarin held with heparin transition.
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 99 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
2
States / cities
Baltimore, Maryland • Columbia, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Sep 27, 2026, 8:05 AM EDT
Terminated Phase 4 Interventional Results available

Below Knee DVT Study

NCT03805672
View directory record Official record
Conditions
Deep Vein Thrombosis (DVT), Blood Clots
Interventions
Low Dose Enoxaparin, High Dose Enoxaparin
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced Sep 27, 2026, 8:05 AM EDT
Terminated Phase 4 Interventional Results available

Anticoagulation in Critically Ill Patients With COVID-19 (The IMPACT Trial)

NCT04406389
View directory record Official record
Conditions
COVID-19
Interventions
Enoxaparin sodium, Unfractionated heparin, Fondapariniux, Argatroban
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Brooklyn, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Sep 27, 2026, 8:05 AM EDT
Recruiting Phase 3 Interventional

DOAC - Dosing Options in AntiCoagulation Prophylaxis

NCT07005024
View directory record Official record
Conditions
Cancer, VTE (Venous Thromboembolism)
Interventions
Apixaban 2.5 mg twice daily, Apixaban 5 mg once daily, No anticoagulation
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
996 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2035
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Covid-19 Associated Coagulopathy

NCT04360824
View directory record Official record
Conditions
COVID 19 Associated Coagulopathy
Interventions
Intermediate dose thromboprophylaxis, Standard of Care thromboprophylaxis
Drug
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 100 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Iowa City, Iowa • La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Sep 27, 2026, 8:05 AM EDT
Active, not recruiting Phase 3 Interventional

Comparison of Anti-coagulation and Anti-Platelet Therapies for Intracranial Vascular Atherostenosis

NCT05047172
View directory record Official record
Conditions
Intracranial Arteriosclerosis, Stroke
Interventions
Ticagrelor + Aspirin, Rivaroxaban + Aspirin, Clopidogrel + Aspirin, Risk Factor Management
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
30 Years and older
Enrollment
1,683 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
114
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 89 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Sep 27, 2026, 8:05 AM EDT
Not listed Phase 4 Interventional

Assessment of Coagulation Factor Levels in Left Ventricular Device (LVAD )Patients Following Temporary Warfarin Reversal With Four Factor Prothrombin Complex Concentrate (4F-PCC)

NCT03473132
View directory record Official record
Conditions
Anticoagulation, Anticoagulation Reversal
Interventions
four factor prothrombin complex concentrate
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 4, 2021 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 2 Interventional Results available

Low-Dose Alteplase to Treat Blood Clots in Deep Leg Veins

NCT00082355
View directory record Official record
Conditions
Acute Deep Venous Thrombosis of the Lower Extremity
Interventions
Alteplase (Activase, Genentech)
Drug
Lead sponsor
Richard Chang, M.D.
NIH
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 5, 2014 · Synced Sep 27, 2026, 8:05 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 2, 2023 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Use of Protamine for Heparin Reversal After Catheter Ablation of Atrial Fibrillation

NCT03140631
View directory record Official record
Conditions
Atrial Fibrillation, Catheter Ablation
Interventions
Protamine Sulfate
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Trial to Evaluate Anticoagulation Therapy in Hemodialysis Patients With Atrial Fibrillation

NCT02942407
View directory record Official record
Conditions
Atrial Fibrillation, End Stage Renal Disease
Interventions
apixaban, warfarin
Drug
Lead sponsor
Christopher Granger, MD
Other
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
58
States / cities
Huntsville, Alabama • Fresno, California • Long Beach, California + 52 more
Source: ClinicalTrials.gov public record
Updated Dec 28, 2020 · Synced Sep 27, 2026, 8:05 AM EDT
Terminated Not applicable Interventional Results available

Personalized Warfarin Dosing by Genomics and Computational Intelligence

NCT00872079
View directory record Official record
Conditions
Venous Thrombosis, Atrial Fibrillation, Myocardial Infarction
Interventions
Genomics
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 23, 2014 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effectiveness of Bridging Anticoagulation for Surgery (The BRIDGE Study)

NCT00786474
View directory record Official record
Conditions
Arterial Thromboembolic Events, Atrial Fibrillation
Interventions
Placebo, Dalteparin
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
1,884 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 6, 2016 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 3 Interventional Results available

Explore the Efficacy and Safety of Once-daily Oral Rivaroxaban for the Prevention of Cardiovascular Events in Subjects With Nonvalvular Atrial Fibrillation Scheduled for Cardioversion

NCT01674647
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Rivaroxaban (Xarelto, BAY59-7939), Vitamin K antagonist (VKA)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
1,504 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
66
States / cities
Mobile, Alabama • Scottsdale, Arizona • East Palo Alto, California + 58 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2015 · Synced Sep 27, 2026, 8:05 AM EDT
Completed Phase 4 Interventional Results available

Prevention of Arteriovenous Thrombotic Events in Critically-Ill COVID-19 Patients Trial

NCT04409834
View directory record Official record
Conditions
COVID-19, Venous Thromboembolism, Arterial Thrombosis
Interventions
Unfractionated Heparin IV, Enoxaparin 1 mg/kg, Clopidogrel, Unfractionated heparin SC, Enoxaparin 40 mg SC
Drug
Lead sponsor
The TIMI Study Group
Other
Eligibility
18 Years and older
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 18, 2024 · Synced Sep 27, 2026, 8:05 AM EDT