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ClinicalTrials.gov public records Last synced Oct 15, 2026, 4:49 PM EDT

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Showing 481–504 of 588 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Aspirin (ASA) Clear all
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Early Prevention of Preeclampsia Study

NCT01547390
View directory record Official record
Conditions
Preeclampsia
Interventions
Aspirin, placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Female only
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 29, 2018 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 3 Interventional

Clopidogrel for High Atherothrombotic Risk and Ischemic Stabilization, Management and Avoidance (CHARISMA)

NCT00050817
View directory record Official record
Conditions
Arteriosclerosis
Interventions
clopidogrel (SR25990)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
45 Years and older
Enrollment
15,603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 23, 2012 · Synced Oct 15, 2026, 4:49 PM EDT
Enrolling by invitation Phase 4 Interventional

LMWH vs Aspirin for VTE Prophylaxis in Orthopaedic Oncology

NCT03244020
View directory record Official record
Conditions
Sarcoma, Soft Tissue Sarcoma, Bone Sarcoma, Bone Metastases, Venous Thromboembolism, Hematoma, Anticoagulant-induced Bleeding
Interventions
Aspirin 325mg, Enoxaparin 40Mg/0.4mL Prefilled Syringe
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
2,868 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
10
States / cities
Los Angeles, California • Tampa, Florida • New Orleans, Louisiana + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 2 Interventional Results available

A Study to Compare the Safety of Rivaroxaban Versus Acetylsalicylic Acid in Addition to Either Clopidogrel or Ticagrelor Therapy in Participants With Acute Coronary Syndrome

NCT02293395
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Acetylsalicylic acid, Rivaroxaban, Clopidogrel, Ticagrelor
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
3,037 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
49
States / cities
Alexander City, Alabama • Banning, California • Sylmar, California + 46 more
Source: ClinicalTrials.gov public record
Updated Dec 26, 2017 · Synced Oct 15, 2026, 4:49 PM EDT
Active, not recruiting Phase 1 Interventional Results available

Moxetumomab Pasudotox-tdfk (Lumoxiti(TM)) and Either Rituximab (Rituxan(R)) or Ruxience for Relapsed Hairy Cell Leukemia

NCT03805932
View directory record Official record
Conditions
Hairy Cell Leukemia
Interventions
Moxetumomab Pasudotox-tdfk, Rituximab, Ruxience, Dexamethasone, Acetaminophen, Diphenhydramine, Famotidine, Aspirin
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 3 Interventional Results available

Antiplatelet Strategy for Peripheral Arterial Interventions for Revascularization of Lower Extremities

NCT02217501
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Clopidogrel, Acetylsalicylic acid (ASA)
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
4
States / cities
Denver, Colorado • Davenport, Iowa • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 15, 2026, 4:49 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Loss of Effect of Aspirin on Platelet Aggregation During Chronic Administration

NCT00748371
View directory record Official record
Conditions
Platelet Aggregation
Interventions
aspirin, placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older · Male only
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced Oct 15, 2026, 4:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

High-Shear Microfluidic Thrombosis Assay

NCT02422810
View directory record Official record
Conditions
Coagulation Defects, Other and Unspecified
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
45 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 7, 2018 · Synced Oct 15, 2026, 4:49 PM EDT
Recruiting Phase 4 Interventional

Aspirin and Preeclampsia

NCT04479072
View directory record Official record
Conditions
Preeclampsia Postpartum
Interventions
Aspirin 81 mg, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 2 Interventional Results available

Therapeutic Control of Aspirin-Exacerbated Respiratory Disease (Aspirin)

NCT01597375
View directory record Official record
Conditions
Asthma, Aspirin-Induced, Aspirin Exacerbated Asthma
Interventions
Placebo Oral Tablet, Prasugrel Oral Tablet
Drug
Lead sponsor
Elliot Israel, MD
Other
Eligibility
18 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 19, 2019 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 3 Interventional

Clopidogrel as Adjunctive Reperfusion Therapy - Thrombolysis in Myocardial Infarction

NCT00714961
View directory record Official record
Conditions
Acute Coronary Syndromes
Interventions
Clopidogrel (SR25990), Placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 75 Years
Enrollment
3,491 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 25, 2009 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Determining Genetic Role in Treatment Response to Anti-Platelet Interventions (The PAPI Study)

NCT00799396
View directory record Official record
Conditions
Platelet Aggregation Inhibitors, Coronary Heart Disease
Interventions
Clopidogrel, Aspirin
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
20 Years and older
Enrollment
682 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 24, 2022 · Synced Oct 15, 2026, 4:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Niaspan on Cholesterol in Men

NCT00765284
View directory record Official record
Conditions
HDL Cholesterol
Interventions
Not listed
Lead sponsor
KineMed
Industry
Eligibility
18 Years to 70 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 30, 2011 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 1 Interventional

Treatment of Supine Hypertension in Autonomic Failure

NCT00223717
View directory record Official record
Conditions
Hypertension
Interventions
Clonidine, Nitroglycerin transdermal, Dipyridamole/ Aspirin (Aggrenox), Desmopressin (DDAVP), Sildenafil, Nifedipine, Hydralazine, Hydrochlorothiazide, Placebo, Bosentan, Diltiazem, Eplerenone, guanfacine, L-arginine, captopril, carbidopa, losartan, metoprolol tartrate, nebivolol hydrochloride, prazosin hydrochloride, tamsulosin hydrochloride, Head-up tilt., aliskiren, Local heat stress
Drug · Dietary Supplement · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 80 Years
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 13, 2017 · Synced Oct 15, 2026, 4:49 PM EDT
Enrolling by invitation Phase 4 Interventional Accepts healthy volunteers

PFA 100 Evaluation and Reference Interval HOACNY

NCT06100510
View directory record Official record
Conditions
Effect of Drug
Interventions
Aspirin 325mg
Drug
Lead sponsor
Hematology Oncology Associates of Central New York
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
East Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 2 Interventional

Pegylated Interferon Alfa-2a Salvage Therapy in High Risk Polycythemia Vera (PV) or Essential Thrombocythemia (ET)

NCT01259817
View directory record Official record
Conditions
High Risk Polycythemia Vera, High Risk Essential Thrombocythemia
Interventions
PEGASYS, Aspirin
Drug
Lead sponsor
Ronald Hoffman
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
16
States / cities
Scottsdale, Arizona • Palo Alto, California • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Not applicable Interventional

Improving Aspirin Use Among Adults at Risk for Cardiovascular Disease (CVD)

NCT00981032
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Pre-visit Summary, Clinical Decision Sharing Tool
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
45 Years to 70 Years
Enrollment
884 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
3
States / cities
Lewistown, Pennsylvania • Philipsburg, Pennsylvania • Scranton, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 17, 2011 · Synced Oct 15, 2026, 4:49 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Platelet Reactivity With Fentanyl, Morphine, or no Narcotic

NCT05367336
View directory record Official record
Conditions
Fentanyl, Platelet Reactivity
Interventions
Morphine, Fentanyl
Drug
Lead sponsor
Corewell Health South
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

New Topical Treatment for Continued Pain After Shingles

NCT00566904
View directory record Official record
Conditions
Postherpetic Neuralgia
Interventions
Epikeia coatings with aspirin, Epikeia coatings with lidocaine, Epikeia coatings alone
Drug · Other
Lead sponsor
Biomedical Development Corporation
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 31, 2011 · Synced Oct 15, 2026, 4:49 PM EDT
Recruiting Phase 4 Interventional

Aspirin and Hemocompatibility Events in Chronic Advanced Heart Failure Patients With Assist Device

NCT06655376
View directory record Official record
Conditions
Bleeding, Clot Blood
Interventions
Aspirin, Warfarin
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
3
States / cities
Chicago, Illinois • New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 15, 2026, 4:49 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Aspirin in Preventing Disease Recurrence in Patients With Barrett Esophagus After Successful Elimination by Radiofrequency Ablation

NCT02521285
View directory record Official record
Conditions
Barrett Esophagus, Esophageal Adenocarcinoma
Interventions
Aspirin, Laboratory Biomarker Analysis, Placebo Administration, Questionnaire Administration
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
9
States / cities
Los Angeles, California • Aurora, Colorado • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 15, 2026, 4:49 PM EDT
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 15, 2026, 4:49 PM EDT
Completed Not applicable Interventional Results available

Deep Vein Thrombosis (DVT) Prevention in Total Hip Arthroplasty: Continuous Enhanced Circulation Therapy (CECT) Versus Low Molecular Weight Heparin (LMWH)

NCT00358735
View directory record Official record
Conditions
Deep Vein Thrombosis of Lower Limb, Pulmonary Embolism (PE), Bleeding
Interventions
ActiveCare CECT device, Enoxaparin
Device · Drug
Lead sponsor
Medical Compression Systems
Industry
Eligibility
18 Years and older
Enrollment
411 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
9
States / cities
La Jolla, California • Loma Linda, California • Los Angeles, California + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2014 · Synced Oct 15, 2026, 4:49 PM EDT
Completed Early Phase 1 Interventional

The Effect of Aspirin on Angiogenesis Proteins in Women on Tamoxifen Therapy

NCT00727948
View directory record Official record
Conditions
Breast Cancer, Angiogenesis
Interventions
Aspirin
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 95 Years · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Sep 17, 2020 · Synced Oct 15, 2026, 4:49 PM EDT