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ClinicalTrials.gov public records Last synced Oct 30, 2026, 8:56 PM EDT

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Showing 481–504 of 556 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Thrombosis, Venous Clear all
Completed Phase 2Phase 3 Interventional Results available

Applying Pharmacogenetic Algorithms to Individualize Dosing of Warfarin

NCT00927862
View directory record Official record
Conditions
Thromboembolism
Interventions
IWPC adapted genotype-guided dosing algorithm for warfarin, Modified IWPC genetic-guided warfarin dosing algorithm, Standard of care treatment
Genetic · Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
2,415 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 25, 2012 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 1 Interventional

Low-Dose rtPA to Treat Blood Clots in Major Arm or Neck Veins

NCT00055159
View directory record Official record
Conditions
Thrombosis
Interventions
Pulse-sprayed injection of recombinant tissue plasminogen activator (rtPA)
Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 30, 2026, 8:56 PM EDT
Terminated Not applicable Interventional Results available

SCD Use to Prevent Deep Venous Thrombosis (DVT) in Patients With PICC Lines

NCT01670188
View directory record Official record
Conditions
Deep Vein Thrombosis
Interventions
Pneumatic SCD - VenaFlow System (DJO Global)
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 9, 2018 · Synced Oct 30, 2026, 8:56 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Stroke and Cerebrovascular Diseases Registry

NCT03281590
View directory record Official record
Conditions
Stroke, Acute Stroke, Acute Brain Injury, Ischemic Stroke, Hemorrhagic Stroke, Transient Ischemic Attack, Subarachnoid Hemorrhage, Cerebral Ischemia, Cerebral Infarction, Cerebral Stroke, Venous Sinus Thrombosis, Cranial
Interventions
Not listed
Lead sponsor
University of New Mexico
Other
Eligibility
1 Year and older
Enrollment
4,594 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 22, 2022 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Not applicable Interventional

30g vs 33g Needle for Intravitreal Injections

NCT03038048
View directory record Official record
Conditions
Age Related Macular Degeneration, Diabetic Macular Edema, Retinal Vein Occlusion
Interventions
Varying needle size with intravitreal ranibizumab or aflibercept
Procedure
Lead sponsor
Wills Eye
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Oct 30, 2026, 8:56 PM 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 6, 2014 · Synced Oct 30, 2026, 8:56 PM EDT
Recruiting Phase 2 Interventional

Optimal Dosing For Low-Dose Aspirin Chemoprophylaxis For VTE Following Total Joint Arthroplasty

NCT04295486
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Aspirin
Drug
Lead sponsor
University of Miami
Other
Eligibility
19 Years and older
Enrollment
5,478 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 30, 2026, 8:56 PM EDT
Recruiting No phase listed Observational

Case-Specific Health Care Professional Clinical Survey of Liberant™ Thrombectomy System

NCT07335341
View directory record Official record
Conditions
Venous Embolism of Lower Extremities (Diagnosis), Arterial Embolism and Thrombosis, Acute DVT of Lower Extremity, Chronic DVT of Lower Extremity, DVT, Deep Vein Thrombosis Leg, Thrombus in the Peripheral Venous Vasculature, Peripheral Arterial Disease, Acute Limb Ischemia, Lower Extremity Acute Limb Ischemia, LE ALI
Interventions
Liberant Thrombectomy System
Device
Lead sponsor
Medtronic Endovascular
Industry
Eligibility
22 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Naples, Florida • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 4 Interventional Results available

Venous Thromboembolic Prophylaxis After Trauma: Three Times a Day Unfractionated Heparin Versus Twice a Day Enoxaparin

NCT01729559
View directory record Official record
Conditions
Venous Thromboembolic Disease, Deep Vein Thrombosis, Pulmonary Embolism
Interventions
5000 Units unfractionated Heparin Q 8 hr, 30mg enoxaparin Q12 hr
Drug
Lead sponsor
Scripps Health
Other
Eligibility
18 Years and older
Enrollment
495 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 18, 2016 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 2 Interventional Results available

COVID-19 Anticoagulation in Children - Thromboprophlaxis (COVAC-TP) Trial

NCT04354155
View directory record Official record
Conditions
Infection Viral, Thromboses, Venous, COVID-19
Interventions
Enoxaparin Prefilled Syringe [Lovenox]
Drug
Lead sponsor
Johns Hopkins All Children's Hospital
Other
Eligibility
0 Years to 18 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
16
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Oct 30, 2026, 8:56 PM EDT
Terminated No phase listed Observational

A Comparison of Extended Versus Conventional Duration of Enoxaparin Prophylaxis (i.e., Preventive Treatment) for Venous Thromboembolism (VTE, i.e., Blood Clots in the Veins) and Bleeding Event Risk in a Population With Acute Medical Illness

NCT05819112
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Not listed
Lead sponsor
Sanofi
Industry
Eligibility
40 Years and older
Enrollment
14,799 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Oct 30, 2026, 8:56 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of DT56a (Femarelle) on the Coagulation System in the Treatment of Postmenopausal Women

NCT00883272
View directory record Official record
Conditions
Menopause, Thrombophilia
Interventions
DT56a (Femarelle) [Se-cure pharmaceuticals, Dalton, Israel]
Dietary Supplement
Lead sponsor
NYU Langone Health
Other
Eligibility
40 Years and older · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Intravitreal Ranibizumab Treatment of Central Retinal Vein Occlusion With Macular Edema

NCT00403039
View directory record Official record
Conditions
Retinal Vein Occlusion
Interventions
Ranibizumab (Lucentis )
Drug
Lead sponsor
Vitreous -Retina- Macula Consultants of New York
Other
Eligibility
Not listed
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 1, 2016 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 3 Interventional

Steroid Injections vs. Standard Treatment for Macular Edema Due to Retinal Blood Vessel Blockage

NCT00106132
View directory record Official record
Conditions
Retinal Vein Occlusion, Macular Edema, Cystoid, Macular Edema
Interventions
Triamcinolone Acetonide
Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
1,260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 30, 2026, 8:56 PM EDT
Not listed Phase 1 Interventional

Episcleral Dexamethasone for Treatment of Macular Edema and Inflammatory Disorders of the Posterior Pole

NCT04120311
View directory record Official record
Conditions
Macular Edema, Radiation Retinopathy, Branch Retinal Vein Occlusion, Epiretinal Membrane, Central Serous Retinopathy With Pit of Optic Disc, Commotio Retinae, Vitritis
Interventions
Episcleral Dexamethasone
Drug
Lead sponsor
Targeted Therapy Technologies, LLC
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 30, 2026, 8:56 PM EDT
Not listed Not applicable Interventional

SToP: Venous Thromboembolism Screening in the Trauma Population

NCT02978950
View directory record Official record
Conditions
Venous Thromboembolism, Deep Vein Thrombosis, Trauma, Multiple
Interventions
Duplex ultrasound surveillance, No ultrasound surveillance
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated Nov 29, 2018 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Clarithromycin on the Pharmacokinetics of Apixaban in Healthy Participants

NCT02912234
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Apixaban, Clarithromycin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 2 Interventional

An Oral, Direct Factor Xa Inhibitor, BAY59-7939, for Prophylaxis Against Venous Thromboembolism After Total Knee Replacement: a Dose-Ranging Study

NCT00402467
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Rivaroxaban, (BAY59-7939), Enoxaparine
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
613 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004
U.S. locations
15
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 23, 2014 · Synced Oct 30, 2026, 8:56 PM EDT
Completed No phase listed Observational

OCT in Retinal Vein Occlusions

NCT01992575
View directory record Official record
Conditions
Retinal Vein Occlusions
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced Oct 30, 2026, 8:56 PM EDT
Completed No phase listed Observational

Total Knee Arthroplasty And Thromboembolism: A Comparison Between Two Surgical Techniques

NCT00755300
View directory record Official record
Conditions
Total Knee Replacement, Venous Thromboembolism
Interventions
Measurement of total thrombolic load
Procedure
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 15, 2011 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Phase 2 Interventional Results available

Multiple Dose Safety and Efficacy of LKA651 in Patients With Diabetic Macular Edema

NCT03927690
View directory record Official record
Conditions
Diabetic Macular Edema
Interventions
LKA651, Lucentis
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 85 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
7
States / cities
Beverly Hills, California • Rancho Cordova, California • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 20, 2024 · Synced Oct 30, 2026, 8:56 PM EDT
Recruiting No phase listed Observational

PRospective Evaluation of Peripartum Anticoagulation ManaGement for ThrOmboembolism

NCT05756244
View directory record Official record
Conditions
Pregnancy Related, Venous Thromboembolism
Interventions
Not listed
Lead sponsor
University of Calgary
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
825 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 28, 2025 · Synced Oct 30, 2026, 8:56 PM EDT
Withdrawn No phase listed Observational

Multicenter Registry for Comparative Effectiveness Analysis of Venous Thromboembolism in Trauma Patients

NCT01890044
View directory record Official record
Conditions
Venous Thromboembolism, Pulmonary Embolus, Deep Vein Thrombosis
Interventions
Not listed
Lead sponsor
Scripps Health
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2016 · Synced Oct 30, 2026, 8:56 PM EDT
Completed Not applicable Interventional

Discharge ALERT: Quality Improvement Initiative

NCT00853463
View directory record Official record
Conditions
Pulmonary Embolism, Deep Vein Thrombosis, Prophylaxis, Venous Thromboembolism, Prevention
Interventions
Alert
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
2,515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
22
States / cities
Long Beach, California • Orange, California • Sacramento, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2011 · Synced Oct 30, 2026, 8:56 PM EDT