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Showing 1–24 of 587 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Results available

Acetylsalicylic Acid Compared to Placebo in Treating High-Risk Patients With Subsolid Lung Nodules

NCT02169271
View directory record Official record
Conditions
Current Smoker, Former Smoker, Multiple Pulmonary Nodules, Tobacco Use Disorder
Interventions
Aspirin, Laboratory Biomarker Analysis, Placebo
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
50 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2020 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Early Phase 1 Interventional

A Trial of Omeprazole and Low Dose Aspirin to Identify Colorectal Biomarkers of Preventive Efficacy

NCT06378398
View directory record Official record
Conditions
Colorectal Neoplasia
Interventions
Omeprazole, Aspirin
Drug
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Ann Arbor, Michigan • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 23, 2026, 1:53 PM EDT
Terminated Phase 3 Interventional

Clopidogrel and the Optimization of Gastrointestinal Events (COGENT-1)

NCT00557921
View directory record Official record
Conditions
Acute Coronary Syndrome, Myocardial Infarction, Coronary Artery Disease, Percutaneous Coronary Intervention
Interventions
CGT-2168 (clopidogrel 75 mg/omeprazole 20 mg) and aspirin, Plavix (clopidogrel 75 mg) and aspirin
Drug
Lead sponsor
Cogentus Pharmaceuticals
Industry
Eligibility
21 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
247
States / cities
Alexander City, Alabama • Birmingham, Alabama • Geneva, Alabama + 205 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

Stenting vs. Aggressive Medical Management for Preventing Recurrent Stroke in Intracranial Stenosis

NCT00576693
View directory record Official record
Conditions
Ischemic Stroke
Interventions
intracranial angioplasty and stenting, intensive medical management
Device · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
30 Years to 80 Years
Enrollment
451 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
50
States / cities
Birmingham, Alabama • Phoenix, Arizona • Glendale, California + 38 more
Source: ClinicalTrials.gov public record
Updated May 29, 2018 · Synced Sep 23, 2026, 1:53 PM EDT
Recruiting Phase 3 Interventional

Anticoagulation in ICH Survivors for Stroke Prevention and Recovery

NCT03907046
View directory record Official record
Conditions
Intracerebral Hemorrhage, Atrial Fibrillation
Interventions
Apixaban, Aspirin
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
186
States / cities
Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 141 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 23, 2026, 1:53 PM EDT
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 13, 2018 · Synced Sep 23, 2026, 1:53 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Pain Management After Shoulder Arthroplasty

NCT04872270
View directory record Official record
Conditions
Caffeine, Pain, Joint
Interventions
Total Shoulder Arthroplasty, Caffeine Pill, Percocet 10Mg-325Mg Tablet, Zofran 4Mg Tablet
Procedure · Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
55 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 3, 2021 · Synced Sep 23, 2026, 1:53 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Lenalidomide and Low-Dose Dexamethasone in Patients With Previously Treated Multiple Myeloma and Kidney Dysfunction

NCT00790842
View directory record Official record
Conditions
Multiple Myeloma, Plasma Cell Neoplasm
Interventions
Lenalidomide, Dexamethasone, Anticoagulants
Drug
Lead sponsor
PrECOG, LLC.
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
16
States / cities
Scottsdale, Arizona • Atlanta, Georgia • Chicago, Illinois + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PACT (Platelet Activity After Clopidogrel Termination)

NCT00619073
View directory record Official record
Conditions
Blood Platelets, Clopidogrel
Interventions
clopidogrel + aspirin, placebo, Aspirin
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
21 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 30, 2018 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Not applicable Interventional Results available

Reducing Cardiovascular Risk in Adults With Serious Mental Illness

NCT02451670
View directory record Official record
Conditions
Chronic Disease, Mental Disorder, Health Behavior, Bipolar Disorder, Schizophrenia
Interventions
Prioritized Clinical Decision Support
Behavioral
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
10,347 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
3
States / cities
Duluth, Minnesota • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 4, 2019 · Synced Sep 23, 2026, 1:53 PM 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 28, 2019 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Rabeprazole Protection of Aspirin Induced Gastric Damage.

NCT00220857
View directory record Official record
Conditions
Normal Subjects
Interventions
Rabeprazole
Drug
Lead sponsor
Temple University
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 10, 2008 · Synced Sep 23, 2026, 1:53 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 18, 2019 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Not applicable Interventional Results available

Delaware Physical Exercise and Activity for Knee Osteoarthritis

NCT04980300
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
Intervention, Control
Behavioral
Lead sponsor
University of Delaware
Other
Eligibility
45 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Dec 31, 2024 · Synced Sep 23, 2026, 1:53 PM EDT
Recruiting Phase 2 Interventional

Addition of Antibiotics to Upfront Treatment Regimen for Colorectal Cancer

NCT06728072
View directory record Official record
Conditions
Colorectal Cancer, CRC
Interventions
Standard of Care Chemotherapy + Metronidazole, ciprofloxacin, aspirin
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2035
U.S. locations
2
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Daily Low Dose Aspirin on Exhaled Inflammatory Mediators in Normal Subjects

NCT00898222
View directory record Official record
Conditions
Healthy
Interventions
aspirin
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 95 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 4 Interventional

Patent Foramen Ovale in Cryptogenic Stroke Study

NCT00697151
View directory record Official record
Conditions
Ischemic Stroke, Patent Foramen Ovale
Interventions
Warfarin, Aspirin
Drug
Lead sponsor
Columbia University
Other
Eligibility
30 Years to 85 Years
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2000
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2011 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

Evaluation of a Flushing ASsessment Tool (FAST) in Subjects Receiving Niacin Extended-release Plus Aspirin

NCT00630877
View directory record Official record
Conditions
Dyslipidemia
Interventions
Niacin extended-release (NER), Niacin extended-release (NER) placebo, Aspirin (ASA), Aspirin (ASA) placebo
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years and older
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
40
States / cities
Birmingham, Alabama • Anaheim, California • Walnut Creek, California + 35 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2009 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

Pharmacodynamic Evaluation of PL2200 Versus Enteric-Coated and Immediate Release Aspirin in Diabetic Patients

NCT01515657
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
PL2200 Aspirin Capsules, Immediate-Release Aspirin Tablets, Enteric-coated aspirin caplets
Drug
Lead sponsor
PLx Pharma
Industry
Eligibility
21 Years to 79 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 13, 2016 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

A Different Approach to Preventing Thrombosis

NCT02774265
View directory record Official record
Conditions
Venous Thromboembolism, Pulmonary Embolism
Interventions
VTE prophylaxis with Enoxaparin 30mg BID, VTE prophylaxis with Aspirin 81mg BID
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
329 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Study Evaluating the Efficacy of an Ibuprofen Effervescent Tablet in the Treatment of Post-Surgical Dental Pain

NCT00631111
View directory record Official record
Conditions
Pain
Interventions
effervescent ibuprofen tablets, effervescent Aspirin plus Vitamin C tablets, ibuprofen tablets, placebo
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
16 Years to 40 Years
Enrollment
270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 9, 2009 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Phase 4 Interventional Results available

Therapeutic Utility of Xolair in Patients Undergoing Aspirin Desensitization

NCT00555971
View directory record Official record
Conditions
Aspirin Sensitivity
Interventions
Omalizumab, placebo
Drug
Lead sponsor
David Lang
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 2, 2020 · Synced Sep 23, 2026, 1:53 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 4, 2017 · Synced Sep 23, 2026, 1:53 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

The Accuracy Of A Novel Platelet Activity Assay In Humans On Antiplatelet Agents: Pharmacodynamics And Comparison With Light Transmission Aggregometry

NCT04822363
View directory record Official record
Conditions
Platelet Activation Testing Before/After Anti-platelet Therapy, Healthy
Interventions
Aspirin, Clopidogrel
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 23, 2026, 1:53 PM EDT