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ClinicalTrials.gov public records Last synced Sep 30, 2026, 8:38 AM EDT

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Showing 1–24 of 25 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Unfractionated heparin (UFH) Clear all
Completed No phase listed Observational Results available

Clinical Performance Evaluation of Pefakit® PiCT® UC In Vitro Diagnostic Medical Device

NCT02052544
View directory record Official record
Conditions
Thromboembolic Events
Interventions
Not listed
Lead sponsor
dsm-firmenich Switzerland AG
Industry
Eligibility
Not listed
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 6, 2015 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study to Investigate the Effect of Triferic Plus Heparin Infusion Compared to Heparin Alone on Coagulation Parameters in Hemodialysis Patients

NCT04042324
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic, Heparin
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Dec 2, 2020 · Synced Sep 30, 2026, 8:38 AM EDT
Terminated Phase 3 Interventional Results available

ENDOvascular Interventions With AngioMAX: The ENDOMAX Trial

NCT01913483
View directory record Official record
Conditions
Peripheral Endovascular Interventions, Bleeding
Interventions
Bivalirudin, Unfractionated Heparin
Drug
Lead sponsor
The Medicines Company
Industry
Eligibility
18 Years and older
Enrollment
732 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
39
States / cities
Hot Springs, Arkansas • Stanford, California • Clearwater, Florida + 31 more
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Sep 30, 2026, 8:38 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 19, 2024 · Synced Sep 30, 2026, 8:38 AM EDT
Not listed Phase 2 Interventional

Safety and Efficacy of Therapeutic Anticoagulation on Clinical Outcomes in Hospitalized Patients With COVID-19

NCT04377997
View directory record Official record
Conditions
Cardiovascular Diseases, COVID-19
Interventions
Enoxaparin
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced Sep 30, 2026, 8:38 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 Sep 30, 2026 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 3 Interventional

Effect of Otamixaban Versus Unfractionated Heparin + Eptifibatide in Patients With Unstable Angina/Non ST Elevation Myocardial Infarction Undergoing Early Invasive Strategy

NCT01076764
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Otamixaban, Placebo (for Otamixaban), UFH, Placebo (for UFH), Eptifibatide, Placebo (for Eptifibatide)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
13,220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
107
States / cities
Huntsville, Alabama • Phoenix, Arizona • Anaheim, California + 82 more
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 2 Interventional

Feasibility and Safety Study Comparing REG1 Anticoagulation System With Unfractionated Heparin in Elective PCI

NCT00715455
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
REG1, Unfractionated Heparin
Drug
Lead sponsor
Regado Biosciences, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
5
States / cities
Indianapolis, Indiana • Detroit, Michigan • Chapel Hill, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated May 31, 2013 · Synced Sep 30, 2026, 8:38 AM EDT
Recruiting Phase 2Phase 3 Interventional

Catheter-Related Early Thromboprophylaxis With Enoxaparin Studies

NCT04924322
View directory record Official record
Conditions
Deep Venous Thrombosis
Interventions
Enoxaparin
Drug
Lead sponsor
Yale University
Other
Eligibility
Up to 17 Years
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
22
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Aurora, Colorado + 18 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 2 Interventional Results available

Fibrinolytic Therapy to Treat ARDS in the Setting of COVID-19 Infection

NCT04357730
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome, Respiratory Failure, Acute Respiratory Distress Syndrome
Interventions
Alteplase 50 MG [Activase]
Drug
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
9
States / cities
La Jolla, California • Aurora, Colorado • Denver, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2022 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Not applicable Interventional Results available

Comparison of Two Pulmonary Embolism Treatments

NCT05684796
View directory record Official record
Conditions
Pulmonary Embolism Acute
Interventions
Anticoagulation, mechanical aspiration thrombectomy
Drug · Device
Lead sponsor
Penumbra Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
19
States / cities
Tucson, Arizona • Los Angeles, California • Lakeland, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 30, 2026, 8:38 AM EDT
Active, not recruiting Phase 4 Interventional

Ultrasound-facilitated, Catheter-directed, Thrombolysis in Intermediate-high Risk Pulmonary Embolism

NCT04790370
View directory record Official record
Conditions
Pulmonary Embolism
Interventions
Anticoagulation with heparin, EkoSonicTM Endovascular System
Drug · Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
28
States / cities
Birmingham, Alabama • Los Angeles, California • Newark, Delaware + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study to Evaluate Safety of Single Doses of BMS-986177 in Patients With End Stage Renal Disease (ESRD) Treated With Hemodialysis

NCT03000673
View directory record Official record
Conditions
Antithrombotic
Interventions
Enoxaparin, unfractionated heparin (UFH), BMS-986177
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
3
States / cities
Lakewood, Colorado • Orlando, Florida • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 29, 2020 · Synced Sep 30, 2026, 8:38 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 16, 2019 · Synced Sep 30, 2026, 8:38 AM EDT
Terminated Phase 2 Interventional

Heparin Anticoagulation in Septic Shock

NCT03378466
View directory record Official record
Conditions
Septic Shock, Vasodilatory Shock
Interventions
Unfractionated heparin, Venous thromboprophylaxis (VTE)
Drug · Other
Lead sponsor
University of Manitoba
Other
Eligibility
18 Years and older
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 24, 2022 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 4 Interventional Results available

Fondaparinux Trial With Unfractionated Heparin (UFH) During Revascularization in Acute Coronary Syndromes (ACS)

NCT00790907
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
fondaparinux background and standard dose UFH, Fondaparinux background and low dose heparin, Open label fondaparinux
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
21 Years and older
Enrollment
3,235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Ocala, Florida • Albuquerque, New Mexico • Syracuse, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Sep 30, 2026, 8:38 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 21, 2023 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 2Phase 3 Interventional

Antithrombotic Therapy to Ameliorate Complications of COVID-19 (ATTACC)

NCT04372589
View directory record Official record
Conditions
COVID-19, Pneumonia
Interventions
Heparin
Drug
Lead sponsor
University of Manitoba
Other
Eligibility
18 Years and older
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
13
States / cities
Atlanta, Georgia • Chicago, Illinois • Jefferson, Louisiana + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Sep 30, 2026, 8:38 AM EDT
Recruiting Phase 3 Interventional

Randomized, Embedded, Multifactorial Adaptive Platform Trial for Community- Acquired Pneumonia

NCT02735707
View directory record Official record
Conditions
Community-acquired Pneumonia, Influenza, COVID-19
Interventions
Ceftriaxone, Moxifloxacin or Levofloxacin, Piperacillin-tazobactam, Ceftaroline, Amoxicillin-clavulanate, Standard course macrolide, Extended course macrolide, No systemic corticosteroid, Fixed-duration Hydrocortisone, Shock-dependent hydrocortisone, Fixed-duration higher dose Hydrocortisone, No antiviral agent for influenza, Five-days oseltamivir, Ten-days oseltamivir, No antiviral agent for COVID-19, Lopinavir / Ritonavir, Hydroxychloroquine, Hydroxychloroquine + lopinavir/ritonavir, Ivermectin, No immune modulation for COVID-19, Interferon beta-1a, Anakinra, Tocilizumab, Sarilumab, Local standard venous thromboprophylaxis, Therapeutic dose anticoagulation, Conventional low dose thromboprophylaxis, Intermediate dose thromboprophylaxis, Continuation of therapeutic dose anticoagulation, No immunoglobulin, Convalescent plasma, Delayed administration of convalescent plasma, No vitamin C, Vitamin C, No antiplatelet, Aspirin, P2Y12 inhibitor, No simvastatin, Simvastatin, Eritoran, Apremilast, Clinician-preferred mechanical ventilation strategy, Protocolised mechanical ventilation strategy, No renin-angiotensin system inhibitor, Angiotensin converting enzyme inhibitor, Angiotensin Receptor Blockers, ARB + DMX-200, No cysteamine, Cysteamine, Fixed-duration dexamethasone, Baloxavir Marboxil, Five-days oseltamivir + baloxavir marboxil, Ten-days oseltamivir + baloxavir marboxil, No endothelial modulator, Imatinib, No Immune Modulator for Influenza, Baricitinib, Nirmatrelvir/ritonavir, Remdesivir, Nirmatrelvir/ritonavir + remdesivir
Drug · Other · Biological + 1 more
Lead sponsor
UMC Utrecht
Other
Eligibility
18 Years and older
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2028
U.S. locations
11
States / cities
Jacksonville, Florida • Augusta, Georgia • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2024 · Synced Sep 30, 2026, 8:38 AM EDT
Withdrawn Not applicable Interventional

Effect of Intravenous Continuous Infusion Heparin on Rates of Venous Thromboembolism in High-Risk, Critically Ill Patients

NCT02707263
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
intravenous continuous infusion of heparin (IV UFH), Subcutaneous Heparin
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 27, 2017 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 2Phase 3 Interventional

Nebulised Heparin in Patients With Severe COVID-19

NCT04545541
View directory record Official record
Conditions
Covid19, Respiratory Failure
Interventions
Nebulised unfractionated heparin (UFH)
Drug
Lead sponsor
Australian National University
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Frederick, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 2 Interventional

Study of Otamixaban Versus Unfractionated Heparin (UFH) and Eptifibatide in Non-ST Elevation Acute Coronary Syndrome

NCT00317395
View directory record Official record
Conditions
Coronary Disease
Interventions
Otamixaban (XRP0673), unfractionated heparin, eptifibatide
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
3,241 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 3, 2014 · Synced Sep 30, 2026, 8:38 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Pharmacodynamic Effects of Unfractionated Heparin (UFH) in Healthy Volunteers With and Without Bendavia

NCT01513200
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Unfractionated heparin (UFH), Bendavia, Saline (0.9%, sterile, for infusion)
Drug
Lead sponsor
Stealth BioTherapeutics Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 19, 2012 · Synced Sep 30, 2026, 8:38 AM EDT
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 22, 2021 · Synced Sep 30, 2026, 8:38 AM EDT