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ClinicalTrials.gov public records Last synced Oct 13, 2026, 9:16 PM EDT

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Showing 217–240 of 588 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetylsalicylic acid (Aspirin) Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluating the Need for Pneumatic Compression Devices

NCT02641080
View directory record Official record
Conditions
Osteoarthritis
Interventions
Aspirin, Portable Compression Device
Drug · Device
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Nov 6, 2020 · Synced Oct 13, 2026, 9:16 PM EDT
Recruiting Phase 3 Interventional

Trial to Determine Effective Aspirin Dose in COPD

NCT05265299
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Aspirin 81mg, Aspirin 162 mg, Aspirin 325mg
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 3 Interventional Results available

A Study to Assess the Efficacy and Safety of Enteric-Coated Acetylsalicylic Acid in Patients at Moderate Risk of Cardiovascular Disease

NCT00501059
View directory record Official record
Conditions
Moderate Risk of CVD
Interventions
Aspirin (Acetylsalicylic acid, BAYE4465), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
55 Years and older
Enrollment
12,546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
73
States / cities
Birmingham, Alabama • Graysville, Alabama • Pell City, Alabama + 67 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2018 · Synced Oct 13, 2026, 9:16 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Low Dose Aspirin for Preterm Preeclampsia Preventionmg/day Dose in High-risk Patients

NCT05514847
View directory record Official record
Conditions
Preeclampsia, Pregnancy Related
Interventions
Aspirin 81Mg Ec Tab, Aspirin 162Mg Ec Tab
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 15, 2025 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 1 Interventional

Alleviation of Common Cold Symptoms

NCT06106880
View directory record Official record
Conditions
Common Cold, Pharyngitis, Fever, Congestion, Rhinorrhea, Cough, Sore-throat, Sore Throats Viral, Malaise, Headache, Runny Nose, Sneezing
Interventions
Wintergreen Throat Spray and Aspirin Tablet, Aspirin Throat Spray and Placebo Tablet, Wintergreen Throat Spray and Placebo Tablet, Placebo Throat Spray and Placebo Tablet
Drug · Dietary Supplement · Other
Lead sponsor
Applied Biological Laboratories Inc
Other
Eligibility
18 Years to 65 Years
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
6
States / cities
Irvine, California • Washington D.C., District of Columbia • Atlanta, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2024 · Synced Oct 13, 2026, 9:16 PM EDT
Recruiting Phase 4 Interventional

Stroke Rate in Patients With Blunt Cerebrovascular Injury (BCVI) Treated With Oral Acetylsalicylic Acid (ASA) 81 mg Versus ASA 325 mg (BASA).

NCT05868525
View directory record Official record
Conditions
Blunt Cerebrovascular Injury
Interventions
Aspirin 325Mg Tab, Aspirin 81Mg Tab
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jan 30, 2026 · Synced Oct 13, 2026, 9:16 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 13, 2026, 9:16 PM EDT
Completed No phase listed Observational

Do Knee Injections Offer Benefit With Knee Arthritis Pain

NCT04017949
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
Corticosteroid injection
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
40 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2020 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 2 Interventional Results available

Pilot Study of VVD-101 for the Treatment of Delayed Alcohol-Induced Headaches

NCT02176655
View directory record Official record
Conditions
Delayed Alcohol Induced Headache
Interventions
VVD-101, Placebo
Drug
Lead sponsor
Cady, Roger, M.D.
Individual
Eligibility
21 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Mountain View, California • Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Intermittent or Continuous Acetylsalicylic Acid and Gene Expression in the Nasal Tissue of Current Smokers

NCT02123849
View directory record Official record
Conditions
Lung Carcinoma, Tobacco Use Disorder
Interventions
Aspirin, Laboratory Biomarker Analysis, Placebo
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
2
States / cities
Tucson, Arizona • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 29, 2018 · Synced Oct 13, 2026, 9:16 PM EDT
Terminated No phase listed Observational

Evaluation of Mammographic Breast Density in Participants with Hormone Receptor-Negative Breast Cancer Enrolled on Study A011502

NCT03609021
View directory record Official record
Conditions
Breast Carcinoma, Estrogen Receptor Negative, Progesterone Receptor Negative
Interventions
Screening Mammography, Biospecimen Collection
Procedure
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
Female only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
514
States / cities
Fairbanks, Alaska • Gilbert, Arizona • Glendale, Arizona + 341 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2025 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Not applicable Interventional

Study of Optimal Clopidogrel Duration in Patients Receiving Drug Eluting Stents (SCORE Trial)

NCT00781573
View directory record Official record
Conditions
Myocardial Infarction
Interventions
Clopidogrel
Drug
Lead sponsor
North Texas Veterans Healthcare System
Federal
Eligibility
21 Years and older
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced Oct 13, 2026, 9:16 PM EDT
Recruiting Phase 2 Interventional

A Single-arm, Phase II Clinical Trial of ASPIRin to prEvent Venous Thromboembolism in Patients With Advanced Germ Cell Tumors Receiving Chemotherapy

NCT06866964
View directory record Official record
Conditions
Germ Cell Tumor, Testicular Cancer
Interventions
Low-dose ASA
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
3
States / cities
Charlotte, North Carolina • Winston-Salem, North Carolina • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 2 Interventional Results available

Oral Ifetroban to Treat Aspirin Exacerbated Respiratory Disease (AERD)

NCT03028350
View directory record Official record
Conditions
Asthma, Aspirin-Induced
Interventions
Ifetroban Oral Capsule, Placebo Oral Capsule
Drug
Lead sponsor
Cumberland Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
16
States / cities
Tucson, Arizona • Lancaster, California • San Diego, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2024 · Synced Oct 13, 2026, 9:16 PM EDT
Terminated Phase 1 Interventional

Study to Compare the Pharmacokinetics and Pharmacodynamics of ASA Powder for Oral Inhalation With Non-enteric-coated Chewable Aspirin in Adult Subjects With Obstructive or Restrictive Pulmonary Function

NCT05625347
View directory record Official record
Conditions
Obstructive Pulmonary Function, Restrictive Pulmonary Function
Interventions
single dose (100 mg) of ASA, single dose (162 mg) of non-enteric-coated chewable aspirin tablets
Drug
Lead sponsor
Vectura, Inc.
Industry
Eligibility
40 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
4
States / cities
Orlando, Florida • Winter Park, Florida • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2024 · Synced Oct 13, 2026, 9:16 PM EDT
Withdrawn Not applicable Interventional

Patent Foramen Ovale (PFO) Closure at the Time of Endovascular Cardiac Electronic Device Implantation

NCT03232450
View directory record Official record
Conditions
Foramen Ovale, Patent
Interventions
Aspirin, Cardiovascular Implantable Device (CIED), Gore Cardioform Septal Occluder
Drug · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 13, 2020 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparative Pharmacokinetic, Pharmacodynamic, and Safety Study of 1 Dose Level of Aspirin for Injection and Oral Aspirin Tablets in Healthy Adult Human Subjects

NCT05166096
View directory record Official record
Conditions
Healthy
Interventions
Rho-11, aspirin 325mg
Drug
Lead sponsor
Rhoshan Pharmaceuticals Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Aspirin Resistance and Stroke Risk: Platelet Function Analysis in Patients With Ischemic Events

NCT01586975
View directory record Official record
Conditions
Stroke, Myocardial Infarctions
Interventions
Clopidogrel, Aspirin 81 mg, Aspirin >300 mg
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 31, 2015 · Synced Oct 13, 2026, 9:16 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Studying the Efficacy of Aspirin & Clopidogrel in Healthy Subjects With Stable Coronary Artery Disease.

NCT01011257
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Asprin, Clopidogrel
Drug
Lead sponsor
Neil Kleiman, MD
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 31, 2018 · Synced Oct 13, 2026, 9:16 PM EDT
Completed No phase listed Observational

Antiplatelet Activity of Aspirin in Infants After Aortopulmonary and Cavopulmonary Shunts

NCT01656993
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
2 Days to 12 Months
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 5, 2017 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Phase 2 Interventional Results available

Trial of Aspirin and Arginine Restriction in Colorectal Cancer

NCT00578721
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Aspirin
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2023 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Not applicable Interventional

Translating the ABCS Into HIV Care

NCT03902431
View directory record Official record
Conditions
HIV, Cardiovascular Risk Factor
Interventions
ABCS training
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
40 Years to 79 Years
Enrollment
4,277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 13, 2026, 9:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Aspirin on Mammogram Density in Healthy Postmenopausal Women With a Moderate or High Level of Breast Density

NCT00470561
View directory record Official record
Conditions
Mammographic Breast Density
Interventions
Aspirin, Placebo
Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
55 Years to 75 Years · Female only
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 15, 2010 · Synced Oct 13, 2026, 9:16 PM EDT
Recruiting Phase 4 Interventional

The Switching Antiplatelet-9 (SWAP-9) Study

NCT06588595
View directory record Official record
Conditions
Coronary Arterial Disease (CAD)
Interventions
Prasugrel/Ticagrelor monotherapy or aspirin plus clopidogrel, Aspirin plus clopidogrel
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 13, 2026, 9:16 PM EDT