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ClinicalTrials.gov public records Last synced Oct 14, 2026, 3:42 PM EDT

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Showing 529–552 of 588 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Acetylsalicylic acid (Aspirin) Clear all
Not listed Phase 4 Interventional

A Pilot Study of Edoxaban in Patients With Non-Valvular Atrial Fibrillation and Left Atrial Appendage Closure

NCT03088072
View directory record Official record
Conditions
Non-Valvular Atrial Fibrillation, Left Atrial Appendage Closure
Interventions
Edoxaban, WATCHMAN LAA Closure, Aspirin and Clopidogrel, Aspirin and Warfarin
Drug · Device
Lead sponsor
Scripps Health
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 14, 2026, 3:42 PM EDT
Completed Not applicable Interventional

Low Risk Acute Coronary Syndrome

NCT01703156
View directory record Official record
Conditions
Low Risk Acute Coronary Syndrome
Interventions
Stress Test, No Stress Test
Procedure
Lead sponsor
University of Oklahoma
Other
Eligibility
30 Years to 75 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced Oct 14, 2026, 3:42 PM EDT
Recruiting Phase 3 Interventional

Optimal Anti-Thrombotic Management Following Percutaneous Left Atrial Appendage Occlusion

NCT07840365
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Half-Dose of novel OAC, Low-dose ASA
Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 14, 2026, 3:42 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Aspirin Dose and Atherosclerosis in Patients With Heart Disease

NCT00272337
View directory record Official record
Conditions
Cardiovascular Diseases, Atherosclerosis, Myocardial Infarction
Interventions
Aspirin
Drug
Lead sponsor
Florida Atlantic University
Other
Eligibility
40 Years to 80 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
2
States / cities
Atlantis, Florida • Tamarac, Florida
Source: ClinicalTrials.gov public record
Updated Dec 28, 2018 · Synced Oct 14, 2026, 3:42 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 14, 2026, 3:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Evaluate Safety and PK of Multiple Doses of LT3001 Drug Product and Drug-drug Interaction in Healthy Subjects

NCT04809818
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
LT3001 drug product, Placebo, Aspirin, Clopidogrel, Apixaban, Dabigatran
Drug
Lead sponsor
Lumosa Therapeutics Co., Ltd.
Industry
Eligibility
18 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 14, 2026, 3:42 PM EDT
Enrolling by invitation Phase 4 Interventional

Quality Improvement and Practice Based Research in Neurology Using the EMR

NCT02670161
View directory record Official record
Conditions
Brain Tumors, Epilepsy, Migraine, Mild Cognitive Impairment, Concussion, Multiple Sclerosis, Neuropathy, Parkinson's, Restless Legs Syndrome, Stroke
Interventions
Listed for each disorder below, up to three drugs per disorder (too many characters to list in this field; see Intervention Description)
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 100 Years
Enrollment
3,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2025 · Synced Oct 14, 2026, 3:42 PM EDT
No Longer Available No phase listed Expanded access

B-Lymphocyte Immunotherapy in Islet Transplantation for Initial Islet Graft Failure

NCT01049633
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Sirolimus, Basiliximab, Tacrolimus, Antibacterial, Antifungal, and Antiviral Prophylaxis, Trimethoprim/sulfamethoxazole, Clotrimazole, Valganciclovir, Heparin, Enoxaparin, Pentoxifylline, Aspirin
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 11, 2014 · Synced Oct 14, 2026, 3:42 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 14, 2026, 3:42 PM EDT
Completed Phase 4 Interventional Results available

Minimal Opioid Use After Total Hip Replacement (THR)

NCT03090152
View directory record Official record
Conditions
Osteoarthritis, Hip
Interventions
Periarticular injection (Deep injection), Periarticular injection (Superficial injection), Bupivacaine, Placebo
Procedure · Drug
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
50 Years to 75 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 27, 2024 · Synced Oct 14, 2026, 3:42 PM EDT
Completed No phase listed Observational

Triple Antithrombotic Therapy in Cardiac Patients Requiring Revascularization

NCT03889574
View directory record Official record
Conditions
Cardiac Disease
Interventions
Not listed
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 20, 2020 · Synced Oct 14, 2026, 3:42 PM EDT
Recruiting Phase 4 Interventional

Anticoagulation for Stroke Prevention In Patients With Recent Episodes of Atrial Fibrillation Occurring Transiently With Stress

NCT03968393
View directory record Official record
Conditions
Stroke, Atrial Fibrillation
Interventions
Non-vitamin K oral anticoagulant (NOAC)
Drug
Lead sponsor
Population Health Research Institute
Other
Eligibility
55 Years and older
Enrollment
2,270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
2
States / cities
Los Angeles, California • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 14, 2026, 3:42 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 14, 2026, 3:42 PM 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 14, 2026, 3:42 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Atorvastatin ± Aspirin in Lynch Syndrome Syndrome

NCT04379999
View directory record Official record
Conditions
Lynch Syndrome
Interventions
Atorvastatin 20mg, Atorvastatin 20mg AND Aspirin 325 mg
Drug
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years to 75 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Oct 14, 2026, 3:42 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 3, 2020 · Synced Oct 14, 2026, 3:42 PM EDT
Completed Phase 2 Interventional Results available

LIPS-A: Lung Injury Prevention Study With Aspirin

NCT01504867
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome
Interventions
Aspirin, Lactose powder
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
16
States / cities
Stanford, California • Bridgeport, Connecticut • Gainsville, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2017 · Synced Oct 14, 2026, 3:42 PM EDT
Not yet recruiting Not applicable Interventional

Clinician Notification to Increase Aspirin Prophylaxis for Preeclampsia Prevention

NCT07614893
View directory record Official record
Conditions
Preeclampsia, Hypertensive Disorders of Pregnancy (HDP), Pregnancy Complications, Aspirin Prophylaxis
Interventions
Clinician notification of elevated preeclampsia risk
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 14, 2026, 3:42 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Aspirin Resistance in Women With Migraine

NCT01257893
View directory record Official record
Conditions
Episodic Migraine, Chronic Migraine
Interventions
Aspirin (acetylsalicylic acid), Placebo
Drug
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 31, 2013 · Synced Oct 14, 2026, 3:42 PM EDT
Completed Phase 2 Interventional Results available

Pioglitazone vs Placebo in Combination With Niacin Extended Release on Low HDL

NCT00300365
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Pioglitazone, Placebo, Niacin ER, Aspirin
Drug · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2017 · Synced Oct 14, 2026, 3:42 PM EDT
Recruiting Phase 4 Interventional

Treatment With Aspirin After Preeclampsia: TAP Trial

NCT06281665
View directory record Official record
Conditions
Hypertensive Disorder of Pregnancy, Pre-Eclampsia, Hypertension, Eclampsia, Gestational Hypertension, Cardiovascular Diseases, Toxemia, Pregnancy Complications, Vascular Diseases, Hypertension, Pregnancy Induced, Hypertension;Pre-Eclamptic
Interventions
Low-dose aspirin, Placebo
Drug
Lead sponsor
Malamo Countouris
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Oct 14, 2026, 3:42 PM EDT
Completed Phase 3 Interventional

Evaluate the Time of Pain Relief of Fast Acting Aspirin Versus Acetaminophen in Subjects Diagnosed With Sore Throat Pain

NCT01453400
View directory record Official record
Conditions
Pharyngitis
Interventions
Acetylsalicylic Acid (Aspirin, BAY1019036) + placebo, Acetaminophen + placebo, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 7, 2018 · Synced Oct 14, 2026, 3:42 PM EDT
Terminated Phase 3 Interventional Results available

Rivaroxaban Versus Aspirin in Secondary Prevention of Stroke and Prevention of Systemic Embolism in Patients With Recent Embolic Stroke of Undetermined Source (ESUS)

NCT02313909
View directory record Official record
Conditions
Stroke
Interventions
Rivaroxaban (Xarelto, BAY59-7939), Acetylsalicylic acid (Aspirin, BAY1019036), Rivaroxaban-Placebo, Aspirin-Placebo
Drug · Other
Lead sponsor
Bayer
Industry
Eligibility
50 Years and older
Enrollment
7,213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
38
States / cities
Tucson, Arizona • Long Beach, California • Stanford, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2019 · Synced Oct 14, 2026, 3:42 PM EDT
Completed Not applicable Interventional

Couples-Oriented Psychosocial Intervention for Osteoarthritis

NCT00230945
View directory record Official record
Conditions
Osteoarthritis
Interventions
education and support intervention
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
50 Years and older
Enrollment
543 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 28, 2008 · Synced Oct 14, 2026, 3:42 PM EDT