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ClinicalTrials.gov public records Last synced Sep 6, 2026, 5:24 AM EDT

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Showing 1–24 of 35 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Vascular Function; Platelet Aggregation Clear all
Active, not recruiting Not applicable Interventional

Thromboelastography With Platelet Mapping to Guide Antiplatelet Therapy After Lower Extremity Revascularization

NCT07597239
View directory record Official record
Conditions
Thrombosis, Arterial Occlusive Diseases, Thromboelastography (TEG), Peripheral Arterial Disease(PAD), Stent Thrombosis, Platelet Inhibition, PRU(Platelet Reactivity Unit)
Interventions
Aspirin, Clopidogrel, Ticagrelor, Platelet Reactivity Testing, Thromboelastography with Platelet Mapping
Drug · Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 2 Interventional Results available

Escalating Clopidogrel by Involving a Genetic Strategy - Thrombolysis In Myocardial Infarction 56

NCT01235351
View directory record Official record
Conditions
Myocardial Infarction, Percutaneous Coronary Intervention
Interventions
Clopidogrel
Drug
Lead sponsor
The TIMI Study Group
Other
Eligibility
18 Years to 75 Years
Enrollment
335 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 14, 2019 · Synced Sep 6, 2026, 5:24 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

PAR Regulation of Platelet Function in Diabetic Patients

NCT00855374
View directory record Official record
Conditions
Coronary Artery Disease, Acute Coronary Syndrome, Diabetes, Metabolic Syndrome
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
195 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

PFA-100 Responsive to Effect of Energy Drinks on Platelet Function

NCT02997111
View directory record Official record
Conditions
Platelet Function, Thrombosis
Interventions
PFA-100
Device
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 35 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 21, 2017 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Tumescent Lidocaine on Platelet Function

NCT01463280
View directory record Official record
Conditions
Postoperative Thromboembolism
Interventions
tumescent lidocaine infiltration
Drug
Lead sponsor
Klein, Jeffrey A., M.D.
Individual
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
San Juan Capistrano, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2014 · Synced Sep 6, 2026, 5:24 AM EDT
Terminated No phase listed Observational

RapidTEG MA Validation

NCT01428102
View directory record Official record
Conditions
Coagulation, Platelet Function
Interventions
Not listed
Lead sponsor
Haemonetics Corporation
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Baltimore, Maryland • Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 15, 2013 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 2 Interventional Results available

High Ticagrelor Loading Dose in STEMI

NCT01898442
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Ticagrelor 180mg, Ticagrelor 270mg, Ticagrelor 360mg
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 7, 2015 · Synced Sep 6, 2026, 5:24 AM EDT
Recruiting No phase listed Observational

Impact of IV Iron on Bleeding Symptoms in Iron Deficient Patients With Inherited Bleeding Disorders

NCT07083583
View directory record Official record
Conditions
Bleeding Disorders, Iron, Platelet, Bleeding
Interventions
IV Iron (standard of care)
Drug
Lead sponsor
Nicoletta C Machin
Other
Eligibility
15 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effect of SB 659032 on Platelet Function

NCT01750827
View directory record Official record
Conditions
Atherosclerosis
Interventions
SB659032
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 16, 2012 · Synced Sep 6, 2026, 5:24 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 Sep 6, 2026, 5:24 AM EDT
Not listed Phase 1Phase 2 Interventional

Platelet Function in Patients With Ischemic Stroke Treated With Anti-thrombotic or Thrombolytic

NCT05415150
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
Thrombolytic Agent
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

IV Ketorolac on Platelet Function Post-Cesarean Delivery

NCT03805607
View directory record Official record
Conditions
Analgesia, Obstetrical, Coagulation Defect; Postpartum, Nonsteroidals (NSAIDs)Toxicity, Postpartum Hemorrhage, Postoperative Pain, Ketorolac Adverse Reaction, Blood Loss, Postoperative
Interventions
Ketorolac Tromethamine 30 MG/ML, Placebos
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Japanese Red Wines on Vascular Function in Adult Men

NCT05138939
View directory record Official record
Conditions
Vascular Function; Platelet Aggregation
Interventions
Red wine A, Red wine B, Control
Other
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years to 70 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Sep 6, 2026, 5:24 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 Sep 6, 2026, 5:24 AM EDT
Completed No phase listed Observational

Platelet Reactivity After CABG

NCT01793597
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Not listed
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Sep 21, 2015 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 4 Interventional Results available

Prasugrel/Clopidogrel Maintenance Dose Washout Study

NCT01014624
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Prasugrel, Clopidogrel
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years to 74 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
4
States / cities
La Jolla, California • Jacksonville, Florida • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2021 · Synced Sep 6, 2026, 5:24 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 Jul 31, 2012 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Not applicable Interventional Results available

Impact of Ticagrelor Re-load on Pharmacodynamic Profiles

NCT01731041
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Ticagrelor 180mg, Ticagrelor 90mg
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 9, 2015 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 1 Interventional Results available

Comparison of Prasugrel and Clopidogrel in Low Body Weight Versus Higher Body Weight With Coronary Artery Disease

NCT01107925
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
prasugrel, clopidogrel
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 74 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Jacksonville, Florida • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 29, 2012 · Synced Sep 6, 2026, 5:24 AM EDT
Completed Phase 4 Interventional Results available

Effect of Prasugrel Versus Clopidogrel on Platelet Function After Bivalirudin Cessation

NCT01789814
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Prasugrel, Clopidogrel
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 3, 2017 · Synced Sep 6, 2026, 5:24 AM EDT
Completed No phase listed Observational

The ACS Ethnicity Platelet Function Study

NCT01829659
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Ticagrelor
Drug
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 7, 2018 · Synced Sep 6, 2026, 5:24 AM 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 30, 2015 · Synced Sep 6, 2026, 5:24 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 Sep 6, 2026, 5:24 AM EDT
Not listed No phase listed Observational

Bridging Therapy in Patients at High Risk for Stent Thrombosis Undergoing Surgery

NCT00653601
View directory record Official record
Conditions
Bleeding, Thrombosis
Interventions
Not listed
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 3, 2009 · Synced Sep 6, 2026, 5:24 AM EDT