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ClinicalTrials.gov public records Last synced Oct 7, 2026, 8:01 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 588 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetylsalicylic Acid (ASA) Clear all
Completed Phase 2 Interventional Results available

Safety and Efficacy Study of a Protease Activated Receptor-4 Antagonist Being Tested to Reduce the Chances of Having Additional Strokes or "Mini Strokes"

NCT02671461
View directory record Official record
Conditions
Thrombosis
Interventions
BMS-986141, Aspirin, Placebo
Drug · Other
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
27
States / cities
Phoenix, Arizona • Newport Beach, California • Newark, Delaware + 21 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2018 · Synced Oct 7, 2026, 8:01 AM EDT
Completed No phase listed Observational

Platelet Sub-study of the TWILIGHT Trial

NCT04001374
View directory record Official record
Conditions
Coronary Artery Disease, Myocardial Infarction
Interventions
Ticagrelor, ASA
Drug
Lead sponsor
Juan Badimon
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 26, 2020 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 3 Interventional Results available

PeriOperative ISchemic Evaluation-2 Trial

NCT01082874
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Active Clonidine, Placebo Clonidine, Active ASA, Placebo ASA
Drug
Lead sponsor
Hamilton Health Sciences Corporation
Other
Eligibility
45 Years and older
Enrollment
10,010 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 25, 2016 · Synced Oct 7, 2026, 8:01 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Tailoring Bleeding Reduction Approaches in Patients Undergoing PCI

NCT05681702
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
aspirin plus clopidogrel, prasugrel or ticagrelor
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 7, 2026, 8:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Low Dose Aspirin Studied With the AggreGuide

NCT01603966
View directory record Official record
Conditions
Platelet Aggregation
Interventions
Not listed
Lead sponsor
Edward R. Teitel, M.D.
Industry
Eligibility
18 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 17, 2012 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacodynamics and Pharmacokinetics of Aspirin Inhalation Powder With Non-Enteric-Coated Chewable Aspirin

NCT04328883
View directory record Official record
Conditions
Platelet Aggregation Inhibitors
Interventions
Aspirin
Drug
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 4 Interventional Results available

Pharmacodynamic Effects of Low-dose Rivaroxaban With Antiplatelet Therapies

NCT03718429
View directory record Official record
Conditions
Coronary Artery Disease, Peripheral Arterial Disease, Atrial Fibrillation
Interventions
Rivaroxaban 2.5 mg Tablet
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 4 Interventional Results available

Ticagrelor With Aspirin or Alone in High-Risk Patients After Coronary Intervention

NCT02270242
View directory record Official record
Conditions
Cardiovascular Disease, Interventional Cardiology
Interventions
Aspirin, Placebo, ticagrelor
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
9,006 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 13, 2021 · Synced Oct 7, 2026, 8:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Aspirin Resistance in OSA Patients

NCT03930875
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Aspirin Resistance testing
Other
Lead sponsor
Danbury Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Danbury, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced Oct 7, 2026, 8:01 AM EDT
Active, not recruiting Not applicable Interventional

Chronic Venous Thrombosis: Relief With Adjunctive Catheter-Directed Therapy (The C-TRACT Trial)

NCT03250247
View directory record Official record
Conditions
Deep Vein Thrombosis, Venous Stasis, Venous Insufficiency, Venous Leg Ulcer, Venous Reflux, Post Thrombotic Syndrome
Interventions
Stents
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
29
States / cities
Orange, California • San Francisco, California • New Haven, Connecticut + 23 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Not applicable Interventional Results available

XIENCE 90: A Safety Evaluation of 3-month DAPT After XIENCE Implantation for HBR Patients.

NCT03218787
View directory record Official record
Conditions
Coronary Artery Lesions
Interventions
XIENCE, DAPT
Device · Drug
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
2,047 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
101
States / cities
Huntsville, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 88 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2021 · Synced Oct 7, 2026, 8:01 AM EDT
Terminated Phase 4 Interventional Results available

Pharmacogenomics of Anti-platelet Intervention-2 (PAPI-2) Study

NCT01452152
View directory record Official record
Conditions
Cardiovascular Diseases, Acute Coronary Syndrome
Interventions
clopidogrel, prasugrel
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
20 Years to 74 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
5
States / cities
Newark, Delaware • Baltimore, Maryland • Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 16, 2022 · Synced Oct 7, 2026, 8:01 AM EDT
Terminated Phase 2 Interventional Results available

A Pharmacodynamic Study to Evaluate the Effect of a Fixed Dose Combination Pill on Low Density Lipoprotein (LDL) Cholesterol

NCT01004705
View directory record Official record
Conditions
Elevated LDL Cholesterol
Interventions
Cardiovascular fixed dose combination pill (acetylsalicylic acid, simvastatin and ramipril),, Simvastatin
Drug
Lead sponsor
Ferrer Internacional S.A.
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 31, 2012 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 4 Interventional Results available

Ketamine Infusion Therapy for the Management of Acute Pain in Adult Rib Fracture Patients

NCT02432456
View directory record Official record
Conditions
Wounds and Injuries, Rib Fractures
Interventions
Ketamine, Placebo, Intercostal Nerve Block, Acetaminophen, Ibuprofen, Pantoprazole, Methocarbamol, Opioid
Drug · Procedure
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 5, 2020 · Synced Oct 7, 2026, 8:01 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Low Dose Aspirin for the Prevention of Postpartum Related Breast Cancer

NCT05557877
View directory record Official record
Conditions
Breast Carcinoma
Interventions
Biospecimen Collection, Low-Dose Aspirin, Questionnaire Administration, Biopsy
Procedure · Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
5
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 7, 2026, 8:01 AM EDT
Terminated Phase 3 Interventional Results available

Platelet-Oriented Inhibition in New TIA and Minor Ischemic Stroke (POINT) Trial

NCT00991029
View directory record Official record
Conditions
Ischemic Attack, Transient
Interventions
Clopidogrel, placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
4,881 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
147
States / cities
Chandler, Arizona • Tucson, Arizona • Carmichael, California + 95 more
Source: ClinicalTrials.gov public record
Updated Dec 4, 2018 · Synced Oct 7, 2026, 8:01 AM EDT
Completed No phase listed Observational

Prevalence of Aspirin Resistance in Chronic Kidney Disease Patients

NCT01364779
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Staten Island, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2013 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Long-Term Safety of PA32540 in Subjects Who Are at Risk for Developing Aspirin-Associated Gastric Ulcers

NCT00995410
View directory record Official record
Conditions
Aspirin-Associated Gastric Ulcers
Interventions
PA32540
Drug
Lead sponsor
POZEN
Industry
Eligibility
55 Years and older
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 17, 2016 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 4 Interventional

Clopidogrel and Aspirin Together: The Effect on C-Reactive Protein Trial

NCT00343876
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
aspirin, clopidogrel
Drug
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 21, 2008 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 4 Interventional Results available

DOACs for Stroke Prevention Post Ventricular Tachycardia Ablation

NCT02666742
View directory record Official record
Conditions
Ventricular Tachycardia, Premature Ventricular Contraction, Stroke
Interventions
DOAC, Aspirin
Drug
Lead sponsor
Kansas City Heart Rhythm Institute
Other
Eligibility
18 Years to 80 Years
Enrollment
246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
4
States / cities
Kansas City, Kansas • Overland Park, Kansas • The Bronx, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2022 · Synced Oct 7, 2026, 8:01 AM 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 7, 2026, 8:01 AM EDT
Terminated Phase 3 Interventional Results available

Aspirin in Patients With Myocardial Infarction and Thrombocytopenia

NCT00501345
View directory record Official record
Conditions
Thrombocytopenia, Myocardial Infarction
Interventions
Aspirin
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetic Study Comparing Aspirin and Effervescent Aspirin

NCT01081353
View directory record Official record
Conditions
Pharmacokinetics
Interventions
Acetylsalicylic Acid (Aspirin BAY1019036), Alka Seltzer Extra Strength, Aspirin Migraine, Aspirin Aspro
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Oct 7, 2026, 8:01 AM EDT
Completed Phase 3 Interventional Results available

A Comparison of Prasugrel and Clopidogrel in Acute Coronary Syndrome Subjects

NCT00699998
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Clopidogrel, Prasugrel, Commercially-available Aspirin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
9,326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
165
States / cities
Birmingham, Alabama • Huntsville, Alabama • Glendale, Arizona + 162 more
Source: ClinicalTrials.gov public record
Updated May 7, 2013 · Synced Oct 7, 2026, 8:01 AM EDT