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Showing 1–24 of 547 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Thromboses, Venous Clear all
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 May 31, 2011 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 3 Interventional Results available

The SOX Trial: Compression Stockings to Prevent the Post-Thrombotic Syndrome

NCT00143598
View directory record Official record
Conditions
Deep Venous Thrombosis
Interventions
Knee-length, graduated elastic compression stocking, Knee-length, placebo stocking
Device
Lead sponsor
Sir Mortimer B. Davis - Jewish General Hospital
Other
Eligibility
18 Years and older
Enrollment
806 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
3
States / cities
Detroit, Michigan • Durham, North Carolina • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 17, 2014 · Synced Sep 16, 2026, 10:45 AM EDT
Terminated No phase listed Observational Results available

A Study in the United Sates That Looks at the Safety and Effectiveness of Pradaxa Pellets in Children Aged 3 Months to Less Than 12 Years Who Need Treatment of a Blood Clot or Who Have Had a Blood Clot and Are at Risk of Developing Another Blood Clot

NCT05966740
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Not listed
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
3 Months to 12 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
10
States / cities
La Jolla, California • San Diego, California • New Haven, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational

Deep Venous Thrombus Characteristics and Venous Dynamics With Subsequent Thrombus Resolution and Post-thrombotic Syndrome

NCT04597138
View directory record Official record
Conditions
Deep Vein Thrombosis
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy Trial Evaluating the Use of SR34006 in the Treatment of Deep Vein Thrombosis (DVT)

NCT00067093
View directory record Official record
Conditions
Deep Vein Thrombosis
Interventions
SanOrg34006, LMW heparin, Unfractionated heparin, Vitamin K antagonist (VKA)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
1,452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
24
States / cities
Denver, Colorado • Jacksonville, Florida • Melbourne, Florida + 21 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2011 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 3 Interventional Results available

Venous Thromboembolic Event (VTE) Prophylaxis in Medically Ill Patients

NCT00571649
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Rivaroxaban (Xarelto, BAY59-7939), Enoxaparin, Rivaroxaban placebo, Enoxaparin placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
40 Years and older
Enrollment
8,101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
121
States / cities
Birmingham, Alabama • Dothan, Alabama • Geneva, Alabama + 107 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2016 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 2 Interventional Results available

A Study of DU-176b in Preventing Blood Clots After Hip Replacement Surgery

NCT00398216
View directory record Official record
Conditions
Thrombosis, Hip Replacement
Interventions
DU176b - action is the prevention of venous thromboembolism by the use of a Factor Xa inhibitor
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
903 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
3
States / cities
Hartford, Connecticut • Sarasota, Florida • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 25, 2019 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 2 Interventional Results available

Study Assessing AR-1105 in Subjects With Macular Edema Due to Retinal Vein Occlusion (RVO)

NCT03739593
View directory record Official record
Conditions
Macular Edema
Interventions
AR-1105-CF1, AR-1105-CF2
Drug
Lead sponsor
Aerie Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
11
States / cities
Phoenix, Arizona • Beverly Hills, California • Palo Alto, California + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2022 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational Results available

ClotTriever Outcomes (CLOUT) Registry

NCT03575364
View directory record Official record
Conditions
Deep Vein Thrombosis Leg, DVT, Chronic DVT of Lower Extremity, Acute DVT of Lower Extremity
Interventions
ClotTriever
Device
Lead sponsor
Inari Medical
Industry
Eligibility
18 Years and older
Enrollment
499 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
43
States / cities
Birmingham, Alabama • Los Angeles, California • Orange, California + 37 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Endovenous Sclerotherapy for Treatment of Varicose Veins

NCT00954980
View directory record Official record
Conditions
Varicose Veins
Interventions
Not listed
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 4 Interventional

NEWTON: Aflibercept Injection for Previously Treated Macular Edema Associated With Central Retinal Vein Occlusions

NCT01870427
View directory record Official record
Conditions
Macular Edema With Central Retinal Vein Occlusions
Interventions
Aflibercept (2.0 mg)
Drug
Lead sponsor
Northern California Retina Vitreous Associates
Other
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Mountain View, California
Source: ClinicalTrials.gov public record
Updated Dec 7, 2016 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 3 Interventional

Evaluation of AVE5026 as Compared to Enoxaparin for the Prevention of Thromboembolism in Patients Undergoing Hip Fracture Surgery

NCT00721760
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Enoxaparin sodium, Semuloparin sodium, Placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
1,003 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 22, 2013 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational

Replication of the RECOVER-II Anticoagulant Trial in Healthcare Claims Data

NCT04735523
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Dabigatran, Warfarin
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 120 Years
Enrollment
5,350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 1 Interventional Results available

Delayed Versus Early Enoxaparin Prophylaxis After Traumatic Brain Injury (TBI)

NCT01014403
View directory record Official record
Conditions
Venous Thromboembolism, Traumatic Brain Injury
Interventions
enoxaparin, placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Dallas, Texas • Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Jan 12, 2021 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Not applicable Interventional

The RETRIEVE Study: Use of the FiberNet® Embolic Protection System in Saphenous Vein Grafts

NCT00453518
View directory record Official record
Conditions
Saphenous Vein Graft Disease, Myocardial Ischemia, Embolism
Interventions
FiberNet EPS used during SVG intervention.
Device
Lead sponsor
Lumen Biomedical
Industry
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
6
States / cities
Ocala, Florida • Indianapolis, Indiana • Royal Oak, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2009 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational

A Complex Contraception Registry

NCT02219269
View directory record Official record
Conditions
Diabetes, Cardiovascular Disease, Epilepsy, Migraine, Neurological Disorders, Cancer, Bariatric Surgery Candidate, Organ or Tissue Transplant; Complications, Lupus Erythematosus, Systemic, Other Hematologic Conditions, Other Venous Embolism and Thrombosis
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
5
States / cities
Los Angeles, California • Orange, California • Sacramento, California + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2018 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Not applicable Interventional Results available

Improving Anticoagulation Control in VISN 1

NCT01653405
View directory record Official record
Conditions
Anticoagulants, Atrial Fibrillation, Venous Thromboembolism
Interventions
Multifaceted behavioral intervention
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
21 Years and older
Enrollment
1,260,576 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Bedford, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 15, 2019 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational

Multicenter Registry for Effectiveness Analysis of ActiveCare+S.F.T® Mobile Compression Device for Thrombosis Prevention in Hip and Knee Arthroplasty

NCT01984190
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Not listed
Lead sponsor
Medical Compression Systems
Industry
Eligibility
18 Years and older
Enrollment
411 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
10
States / cities
Little Rock, Alaska • La Jolla, California • Menlo Park, California + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2014 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 1 Interventional

A Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamic Activity of Intravitreal LKA651 in Patients With Macular Edema

NCT02867735
View directory record Official record
Conditions
Macular Edema, Diabetic Macular Edema, Neovascular Age-related Macular Degeneration, Retinal Vein Occlusions
Interventions
LKA651, Sham Comparator
Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 85 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
5
States / cities
Pasadena, California • Fort Myers, Florida • Miami, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational

Venous Thrombosis Biomarkers in Sickle Cell Disease and Sickle Cell Trait

NCT04349189
View directory record Official record
Conditions
Sickle Cell Disease, Venous Thrombosis, Sickle Cell Trait, Hypercoagulable State, Venous Thromboembolism
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 80 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 16, 2026, 10:45 AM EDT
Completed Phase 2 Interventional Results available

Oral Rivaroxaban in Children With Venous Thrombosis

NCT01684423
View directory record Official record
Conditions
Venous Thrombosis
Interventions
Rivaroxaban (Xarelto, BAY59-7939), Active comparator, Rivaroxaban (BAY59-7939) suspension
Drug
Lead sponsor
Bayer
Industry
Eligibility
6 Years to 17 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
13
States / cities
Little Rock, Arkansas • Los Angeles, California • Orange, California + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2017 · Synced Sep 16, 2026, 10:45 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers

EffiCacy, Safety and ToLErability of a Novel Ocular ANtiseptic for Ocular Use (CLEAN)

NCT05127525
View directory record Official record
Conditions
Diabetic Macular Edema, Branch Retinal Vein Occlusion, Glaucoma/Closed Angle Glaucoma
Interventions
IRX-101, Control
Drug
Lead sponsor
iRenix Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated May 23, 2022 · Synced Sep 16, 2026, 10:45 AM EDT
Not yet recruiting Phase 3 Interventional

Collaborative Risk-stratified Investigation in Thrombosis-prone Inpatients With Critical Illness: Anticoagulation With LMWH in Teens for ThromboProphylaxis (CRITICAL-Teens-TP).

NCT06628778
View directory record Official record
Conditions
Venous Thromboembolism (VTE)
Interventions
Enoxaparin
Drug
Lead sponsor
Johns Hopkins All Children's Hospital
Other
Eligibility
12 Years to 18 Years
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2035
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 16, 2026, 10:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

A Retrospective Study of Anti-Vascular Endothelial Growth Factor (VEGF) Injections for Retinal Vein Occlusion or Diabetic Macular Edema

NCT01918371
View directory record Official record
Conditions
Retinal Vein Occlusion, Macular Edema
Interventions
Anti-VEGF
Drug
Lead sponsor
Allergan
Industry
Eligibility
18 Years and older
Enrollment
323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 16, 2026, 10:45 AM EDT