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ClinicalTrials.gov public records Last synced Oct 10, 2026, 1:22 PM EDT

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Showing 73–96 of 237 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Clopidogrel (drug) Clear all
Completed Phase 4 Interventional Accepts healthy volunteers

Effect of Naproxen, Aspirin, Celecoxib, or Clopidogrel on the Healing of Stomach and Intestinal Ulcers

NCT00778193
View directory record Official record
Conditions
Gastroduodenal Ulcer
Interventions
Naproxen, Aspirin, Celecoxib, Clopidogrel, Placebo
Drug
Lead sponsor
Research Associates of New York, LLP
Other
Eligibility
18 Years to 75 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 4 Interventional Results available

Ad Hoc Percutaneous Coronary Intervention Study in Acute Coronary Syndrome Patients

NCT01603082
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Ticagrelor, Clopidogrel
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
16
States / cities
Birmingham, Alabama • San Francisco, California • Washington D.C., District of Columbia + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2015 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

PROCLAIM: Study Examining Effects of Clopidogrel Compared to Placebo on Inflammation in Subjects With Metabolic Syndrome

NCT00296803
View directory record Official record
Conditions
Metabolic Syndrome x
Interventions
clopidogrel
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 11, 2011 · Synced Oct 10, 2026, 1:22 PM EDT
Active, not recruiting Not applicable Interventional

Thromboelastography With Platelet Mapping to Guide Antiplatelet Therapy After Lower Extremity Revascularization

NCT07597239
View directory record Official record
Conditions
Thrombosis, Arterial Occlusive Diseases, Thromboelastography (TEG), Peripheral Arterial Disease(PAD), Stent Thrombosis, Platelet Inhibition, PRU(Platelet Reactivity Unit)
Interventions
Aspirin, Clopidogrel, Ticagrelor, Platelet Reactivity Testing, Thromboelastography with Platelet Mapping
Drug · Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years and older
Enrollment
514 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction Study of Clopidogrel 300/75 mg Given Alone or With Omeprazole 80 mg 12 Hours Apart in Healthy Subjects

NCT01129388
View directory record Official record
Conditions
Healthy
Interventions
clopidogrel, Placebo, omeprazole
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 15, 2011 · Synced Oct 10, 2026, 1:22 PM EDT
Not listed Phase 4 Interventional

Efficacy of Different Anti-Thrombotic Strategies on Device-Related Thrombosis Prevention After Percutaneous Left Atrial Appendage Occlusion

NCT04502017
View directory record Official record
Conditions
Device-Related Thrombosis, Atrial Fibrillation, Left Atrial Appendage Occlusion
Interventions
ASA plus Clopidogrel, Genetic-Tailored AntiThrombotic Strategy, Half-Dose of novel OAC
Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 7, 2020 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 2 Interventional

A Study of Aspirin and Clopidogrel in Patients With Idiopathic Pulmonary Arterial Hypertension

NCT00105209
View directory record Official record
Conditions
Hypertension, Pulmonary
Interventions
Aspirin, clopidogrel
Drug
Lead sponsor
Kawut, Steven, MD
Individual
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
2
States / cities
New York, New York • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Does Continued Use of Clopidogrel Into Surgery Cause Increased Perioperative Bleeding?

NCT01960296
View directory record Official record
Conditions
Clopidogrel
Interventions
Clopidogrel, Discontinue Clopidogrel
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Not applicable Interventional

GRAVITAS: Gauging Responsiveness With A VerifyNow Assay-Impact On Thrombosis And Safety

NCT00645918
View directory record Official record
Conditions
Coronary Arteriosclerosis, Acute Coronary Syndrome
Interventions
clopidogrel, placebo
Drug
Lead sponsor
Accumetrics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
72
States / cities
Birmingham, Alabama • Scottsdale, Arizona • La Jolla, California + 59 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2011 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Food Effect Study on Pharmacodynamic and Bioavailability of Clopidogrel 300/75 mg in Healthy Subjects

NCT01129271
View directory record Official record
Conditions
Healthy
Interventions
clopidogrel, Matching placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 15, 2011 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-Drug Interaction Study to Assess the Effects of Multi Dose Clopidogrel on the Pharmacokinetics of Single-Dose K-877 in Healthy Adult Volunteers

NCT02922465
View directory record Official record
Conditions
Healthy
Interventions
K-877, Clopidogrel
Drug
Lead sponsor
Kowa Research Institute, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 21, 2016 · Synced Oct 10, 2026, 1:22 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

The Pharmacokinetics and Pharmacodynamics Study of Evategrel CG-0255 Besylate）and Plavix® in Healthy Participants

NCT07619885
View directory record Official record
Conditions
Acute Coronary Syndromes (ACS), Recent Myocardial Infarction, Recent Stroke, Peripheral Arterial Disease
Interventions
CG-0255 Besylate for Injection, CG-0255 Besylate Capsule, Clopidogrel
Drug
Lead sponsor
Shanghai CureGene Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 55 Years
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 2 Interventional Results available

Clopidogrel Pharmacogenomics Project

NCT01097343
View directory record Official record
Conditions
Disease Susceptibility
Interventions
clopidogrel 75 mg, Clopidogrel 150 mg
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 4 Interventional

Antiplatelet Effects of Ticagrelor Versus Clopidogrel in American Indian Patients

NCT01706510
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Ticagrelor, Clopidogrel
Drug
Lead sponsor
Rapid City Regional Hospital, Inc
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Rapid City, South Dakota
Source: ClinicalTrials.gov public record
Updated May 5, 2015 · Synced Oct 10, 2026, 1:22 PM EDT
Not listed Phase 4 Interventional Results available

CYPRESS - CYPHER for Evaluating Sustained Safety

NCT00954707
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Clopidogrel & Aspirin, Prasugrel & Aspirin, Placebo & Aspirin
Drug
Lead sponsor
Cordis US Corp.
Industry
Eligibility
18 Years and older
Enrollment
2,509 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 7, 2014 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 1 Interventional

Implementation of a Personalized Medicine (Pharmacogenomics) Service in a Community Pharmacy

NCT01495845
View directory record Official record
Conditions
Stroke, Transient Ischemic Attack, Myocardial Infarction
Interventions
Pharmacogenomics testing for clopidogrel responsiveness
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 8, 2012 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 3 Interventional Results available

Trial to See if Topical Pennsaid for Knee Pain Affects Coagulation Values in Patients Who Are Also Taking Anticoagulants

NCT01511939
View directory record Official record
Conditions
Osteoarthritis of the Knee, Coagulopathy
Interventions
Pennsaid
Drug
Lead sponsor
Nathan Wei, MD, FACP, FACR:
Other
Eligibility
55 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Frederick, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Early Phase 1 Interventional

Stem Cell Mobilization by G-CSF to Treat Severe Peripheral Artery Disease

NCT00797056
View directory record Official record
Conditions
Peripheral Vascular Diseases
Interventions
G-CSF, Placebo, Aspirin, Clopidogrel
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 1, 2015 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 4 Interventional Results available

Vorapaxar on Thrombin Generation and Coagulability

NCT03207451
View directory record Official record
Conditions
Coronary Artery Disease, Peripheral Vascular Disease, Myocardial Infarction
Interventions
Vorapaxar, Vorapaxar and Aspirin, Vorapaxar and Clopidogrel, Vorapaxar, Aspirin, and Clopidogrel
Drug
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years to 75 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 18, 2022 · Synced Oct 10, 2026, 1:22 PM EDT
Recruiting Phase 3 Interventional

Anticoagulation for New-Onset Post-Operative Atrial Fibrillation After CABG

NCT04045665
View directory record Official record
Conditions
Atrial Fibrillation, Stroke, Bleeding
Interventions
Antiplatelet-only strategy, Oral Anticoagulant plus background antiplatelet therapy
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
3,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
51
States / cities
Little Rock, Arkansas • Los Angeles, California • Stanford, California + 40 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 10, 2026, 1:22 PM EDT
Not listed Not applicable Interventional

The Inhibition of Platelet Antiaggregating Activity of Clopidogrel by Atorvastatin Detected by Erythromycin Breath Test: a Metabolic Inhibition of Hepatic Cytochrome P450-3A

NCT00004564
View directory record Official record
Conditions
Hypercholesterolemia, Thrombosis
Interventions
Clopidogrel, Atorvastatin
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 10, 2026, 1:22 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Role of CYP2C19 Polymorphism in the Drug Interaction Between Clopidogrel and Omeprazole

NCT01094275
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Clopidogrel 75mg, Omeprazole 20mg
Drug
Lead sponsor
Neil Kleiman, MD
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 31, 2018 · Synced Oct 10, 2026, 1:22 PM EDT
Completed Phase 4 Interventional Results available

Drug-Eluting Stents vs. Bare Metal Stents In Saphenous Vein Graft Angioplasty

NCT01121224
View directory record Official record
Conditions
Saphenous Vein Graft Atherosclerosis
Interventions
Bare Metal Stent, Drug-Eluting Stent, Blinded clopidogrel, Placebo, Thienopyridine (open-label)
Device · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
597 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
25
States / cities
Tucson, Arizona • Little Rock, Arkansas • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Oct 10, 2026, 1:22 PM EDT
Withdrawn Phase 2 Interventional

Effect of Primidone on Platelet Responsiveness in Patients Determined to be Clopidogrel Resistant

NCT02008123
View directory record Official record
Conditions
Clopidogrel Resistance, Secondary Stroke Prevention
Interventions
Primidone
Drug
Lead sponsor
Dent Neuroscience Research Center
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Amherst, New York
Source: ClinicalTrials.gov public record
Updated Aug 3, 2016 · Synced Oct 10, 2026, 1:22 PM EDT