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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Platelet Function Clear all
Completed No phase listed Observational Accepts healthy volunteers

Study to Assess Platelet Dysfunction With Verify Now Assay

NCT01167218
View directory record Official record
Conditions
Platelet Aggregation Defects
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Vaginal Injection of Platelet Rich Plasma for Sexual Function

NCT05769283
View directory record Official record
Conditions
Sexual Behavior, Sexual Activity
Interventions
Platelet Rich Plasma, Saline
Other
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Jul 22, 2026, 1:56 AM EDT
Withdrawn No phase listed Observational

Platelet Function Testing Help and Intraoperative Bleeding Risk for Patients Who Are on Plavix Prior to Surgery

NCT00653900
View directory record Official record
Conditions
Perioperative Bleeding
Interventions
Not listed
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 7, 2019 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Phase 1Phase 2 Interventional

Ginkgo Biloba Extract and the Insulin Resistance Syndrome

NCT00032474
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Ginkgo biloba extract
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
20 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2006 · Synced Jul 22, 2026, 1:56 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of MitoQ on Platelet Function and Reactive Oxygen Species Generation in Patients With Sickle Cell Anemia

NCT04109820
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
MitoQ
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
5
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 18, 2025 · Synced Jul 22, 2026, 1:56 AM 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 27, 2018 · Synced Jul 22, 2026, 1:56 AM EDT
Recruiting Phase 3 Interventional

Effect of PRP, PPP, & BMAC on Functional Outcomes Following Hip Arthroscopy for Acetabular Labral Pathologies

NCT06003101
View directory record Official record
Conditions
Acetabular Labrum Tear, Femoro Acetabular Impingement, Chondral Defect, Bone Marrow Aspirate Concentrate
Interventions
Bone marrow aspirate concentrate (BMAC), Control
Biological · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2045
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 19, 2024 · Synced Jul 22, 2026, 1:56 AM EDT
Not listed Phase 2Phase 3 Interventional

Effects of Different Doses of Ticagrelor on Platelet Aggregation and Endothelial Function in Diabetic Patients With Stable Coronary Artery Disease

NCT02889549
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
ticagrelor, clopidogrel
Drug
Lead sponsor
First Affiliated Hospital of Harbin Medical University
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 22, 2017 · Synced Jul 22, 2026, 1:56 AM EDT
Completed No phase listed Observational

Investigating a Von Willebrand Factor (VWF) Functional Screening Assay for Assigning the Phenotypic Variants of Von Willebrand Disease (VWD)

NCT02466789
View directory record Official record
Conditions
Von Willebrands Disease
Interventions
Not listed
Lead sponsor
Jonathan Roberts
Other
Eligibility
2 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Jul 22, 2026, 1:56 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Impact of Race/Ethnicity on Platelet Function

NCT01168622
View directory record Official record
Conditions
Coronary Heart Disease
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
625 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Phase 3 Interventional Results available

Clopidogrel Optimal Loading Dose Usage to Reduce Recurrent EveNTs/Optimal Antiplatelet Strategy for InterventionS

NCT00335452
View directory record Official record
Conditions
Acute Coronary Disease, Angina Unstable
Interventions
Clopidogrel, acetylsalicyclic acid (ASA)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
25,086 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 17, 2010 · Synced Jul 22, 2026, 1:56 AM EDT
Completed No phase listed Observational

Platelet Reactivity In Patients With Nuisance Bleeding On A Thienopyridine

NCT01152229
View directory record Official record
Conditions
Platelet Aggregation, Bleeding
Interventions
Not listed
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 2, 2011 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Phase 2 Interventional Results available

Effects of Recombinant Human Erythropoietin on Platelet Function in Patients With Acute Myocardial Infarction

NCT00367991
View directory record Official record
Conditions
Myocardial Infarction
Interventions
Recombinant human erythropoietin alfa (drug), Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 11, 2018 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Phase 2 Interventional

Fish Oil and Aspirin With Type 2 Diabetes

NCT01181882
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Fish Oil and Aspirin
Dietary Supplement
Lead sponsor
University of Rochester
Other
Eligibility
40 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Oct 7, 2013 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Phase 3 Interventional Results available

Trial to See if Topical Pennsaid for Knee Pain Affects Coagulation Values in Patients Who Are Also Taking Anticoagulants

NCT01511939
View directory record Official record
Conditions
Osteoarthritis of the Knee, Coagulopathy
Interventions
Pennsaid
Drug
Lead sponsor
Nathan Wei, MD, FACP, FACR:
Other
Eligibility
55 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Frederick, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 25, 2014 · Synced Jul 22, 2026, 1:56 AM EDT
Terminated Phase 3 Interventional Results available

A Study With BPS-314d-MR-PAH-303 in Participants With Pulmonary Arterial Hypertension

NCT03657095
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Esuberaprost, Placebo
Drug
Lead sponsor
Lung Biotechnology PBC
Industry
Eligibility
18 Years to 85 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
43
States / cities
Birmingham, Alabama • Beverly Hills, California • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2020 · Synced Jul 22, 2026, 1:56 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 15, 2022 · Synced Jul 22, 2026, 1:56 AM EDT
Completed No phase listed Observational Results available

The Impact of Storage Techniques on Platelets Number and Function After Acute Normovolemic Hemodilution (ANH)

NCT02060838
View directory record Official record
Conditions
Cardiac Surgical Procedures
Interventions
Acute normovolemic hemodilution (ANH)
Procedure
Lead sponsor
Aymen N Naguib
Other
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 30, 2017 · Synced Jul 22, 2026, 1:56 AM 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 Jul 22, 2026, 1:56 AM EDT
Completed Phase 1 Interventional

Length of Effect of Extended Release Aspirin on Platelets in Patients With Diabetes and Heart Disease

NCT02370680
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Aspirin, Durlaza™
Drug
Lead sponsor
New Haven Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 5, 2015 · Synced Jul 22, 2026, 1:56 AM EDT
Completed No phase listed Observational Results available

Comorbidities Associated With Migraine and Patent Foramen Ovale (CAMP)

NCT01257880
View directory record Official record
Conditions
Migraine With Aura, Patent Foramen Ovale
Interventions
Not listed
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Postprandial Effects of Walnut Components Versus Whole Walnuts on Cardiovascular Disease (CVD) Risk Reduction

NCT00938340
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Walnut "meat", Walnut Oil, Walnut Skins, Whole walnut
Dietary Supplement
Lead sponsor
Penn State University
Other
Eligibility
21 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 20, 2023 · Synced Jul 22, 2026, 1:56 AM EDT
Recruiting No phase listed Observational

A Multicenter Access and Distribution Protocol for Unlicensed Cryopreserved Cord Blood Units (CBUs)

NCT01351545
View directory record Official record
Conditions
Hematologic Malignancies, Inherited Disorders of Metabolism, Inherited Abnormalities of Platelets, Histiocytic Disorders, Acute Myelogenous Leukemia (AML or ANLL), Acute Lymphoblastic Leukemia (ALL), Other Acute Leukemia, Chronic Myelogenous Leukemia (CML), Myelodysplastic (MDS) / Myeloproliferative (MPN) Diseases, Other Leukemia, Hodgkin Lymphoma, Non-hodgkin Lymphoma, Multiple Myeloma/ Plasma Cell Disorder (PCD), Inherited Abnormalities of Erythrocyte Differentiation or Function, Disorders of the Immune System, Autoimmune Diseases, Severe Aplastic Anemia
Interventions
A multicenter access and distribution protocol for unlicensed cryopreserved cord blood units (CBUs)
Drug
Lead sponsor
Center for International Blood and Marrow Transplant Research
Network
Eligibility
Not listed
Enrollment
99,999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2041
U.S. locations
142
States / cities
Birmingham, Alabama • Gilbert, Arizona • Phoenix, Arizona + 90 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 22, 2026, 1:56 AM EDT
Completed Phase 4 Interventional

Effect of Thiazolidinedione Treatment Vascular Risk Markers

NCT00571506
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Vascular Diseases
Interventions
Rosiglitazone, Pioglitazone
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
40 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2009 · Synced Jul 22, 2026, 1:56 AM EDT