Clinical trials: Platelet Aggregation
Chronic Kidney Disease
Whole Blood Platelet Aggregation in Chronic Kidney Disease Patients on Aspirin Study
Higher coronary in-stent thromboses and bleeding complications on anti-platelet agents are more common in Chronic Kidney Disease vs. non-Chronic Kidney Disease patients.
- Trial name
- WiCKDonASA (NCT01768637)
- Testing
- Aspirin, Clopidogrel
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Coronary Artery Disease
EDUCATE: The MEDTRONIC Endeavor Drug Eluting Stenting: Understanding Care, Antiplatelet Agents and Thrombotic Events
EDUCATE is a prospective, multi-center study designed to collect real-world safety and clinical outcomes in subjects receiving one or more Endeavor Zotarolimus-Eluting Stents and either clopidogrel and aspirin or prasugrel and…
- Trial name
- EDUCATE (NCT01069003)
- Testing
- Thienopyridine Therapy, Surveillance Arm
- Where
- United States
- Volunteers
- 2,272 people
- Sponsor
- Medtronic Vascular
Coronary Artery Disease
High Ticagrelor Loading Dose in STEMI
Ticagrelor is a reversible direct acting P2Y12 antagonist, which has shown to be superior to clopidogrel, in adjunct to aspirin, in preventing recurrent ischemic events.
- Trial name
- NCT01898442
- Testing
- Ticagrelor 180mg, Ticagrelor 270mg, Ticagrelor 360mg
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of Florida
Coronary Artery Disease
The Platelet Aggregation After tiCagrelor Inhibition and FentanYl Trial (PACIFY)
With potent analgesic properties, perceived hemodynamic benefits and limited alternatives, opiates are the analgesic mainstay for acute coronary syndrome (ACS) patients reporting peri-procedural pain or nitrate-resistant chest…
- Trial name
- PACIFY (NCT02683707)
- Testing
- Removal of Fentanyl from peri-procedural analgesia, Fentanyl, Lidocaine
- Where
- United States
- Volunteers
- 212 people
- Sponsor
- Johns Hopkins University
Myocardial Infarction
Genetic Variation in Platelet Aggregation
The aim of the study is to test whether genetic variation in the alpha 2A adrenergic receptor affects diurnal variation in platelet aggregation.
- Trial name
- NCT01576536
- Where
- United States
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Cardiovascular Disease, Bleeding
Lovaza's Effect on the Activation of Platelets
This study is to determine the effects of Lovaza in platelet function studies
- Trial name
- LEAP (NCT00515541)
- Testing
- Lovaza
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Invitrox
Cardiovascular Disease
The Purple Grape Juice Study
Coronary heart disease (CHD) is the largest contributor to morbidity and mortality in the Western world and is associated with high-calorie diet, high body mass, and a variety of other factors.
- Trial name
- NCT00551746
- Testing
- Purple Grape Juice
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Intermountain Health Care, Inc.
Major Depressive Disorder
Depression, Epinephrine, and Platelet Function
Men and women who have suffered sexual and/or physical abuse before the age of 12 are at increased risk for anxiety and mood disorders, other serious psychiatric disorders, and likely medical illnesses.
- Trial name
- NCT00166114
- Testing
- Escitalopram, Desipramine
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Emory University
Coronary Artery Disease
Trial in Subjects Undergoing Cardiac Catheterization With Planned Percutaneous Coronary Intervention With Stenting
The purpose of this study is to provide information of the relative potency of prasugrel and clopidogrel on platelet function studies, inflammation, and myocyte necrosis in subjects undergoing elective percutaneous coronary…
- Trial name
- PRINCIPLE (NCT00357968)
- Testing
- Prasugrel, Clopidogrel
- Where
- 16 sites in United States, France and 2 more
- Volunteers
- 201 people
- Sponsor
- Eli Lilly and Company
Platelet Dysfunction
The Effect of Dapagliflozin on Platelet Function testinG Profiles in Diabetic PatiEnts.
Sodium GLucose Transport 2 inhibitors (SGLT2I), including dapagliflozin, reduce the likelihood of hospitalization for heart failure and death in persons with type 2 diabetes, of which the mechanism has not been fully elucidated.
- Trial name
- EDGE (NCT04400760)
- Testing
- DAPA Tx
- Where
- Trinidad and Tobago
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- The University of The West Indies
Coronary Artery Disease, Chest Pain
The Effect of Clopidogrel on Coated-Platelets in Patients Undergoing Cardiac Catheterization
This study will explore the effect of clopidogrel on coated-platelets in patients who are given a loading dose before diagnostic catheterization or percutaneous coronary intervention.
- Trial name
- NCT00644657
- Testing
- Clopidogrel
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- University of Oklahoma
Osteoarthritis of the Knee, Coagulopathy
Trial to See if Topical Pennsaid for Knee Pain Affects Coagulation Values in Patients Who Are Also Taking Anticoagulants
The purpose of this study is to see if using a topical nonsteroidal antiinflammatory drug (Pennsaid) to treat osteoarthritis knee pain will affect coagulation values in patients who are also taking anticoagulant or antithrombotic…
- Trial name
- ATCCTCP-1 (NCT01511939)
- Testing
- Pennsaid
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- Nathan Wei, MD, FACP, FACR:
Myocardial Infarction, Percutaneous Coronary Intervention
Escalating Clopidogrel by Involving a Genetic Strategy - Thrombolysis In Myocardial Infarction 56
To determine whether higher as compared with lower maintenance doses of clopidogrel can adequately improve the degree of platelet inhibition in carriers of a reduced-function CYP2C19 allele.
- Trial name
- ELEVATE (NCT01235351)
- Testing
- Clopidogrel
- Where
- United States
- Volunteers
- 335 people
- Sponsor
- The TIMI Study Group
Healthy
The Impact of Grapefruit Juice on the Response to Clopidogrel
This study will measure the percentage of platelet aggregation inhibition with a loading dose of clopidogrel (300 mg) using the VerifyNow Assay System in healthy volunteers who have drank 11 oz of grapefruit juice.
- Trial name
- NCT00817999
- Testing
- Grapefruit juice, Clopidogrel 75 mg/day, Clopidogrel 300 mg
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Creighton University
Diabetes, Platelet Function
Effects of Pioglitazone on Platelet Function
The purpose of this study is to determine how pioglitazone and aspirin affect platelets in the blood of diabetic and non-diabetic subjects. Platelets are small cells in the blood that help with blood clotting.
- Conditions
- Diabetes, Platelet Function, Healthy
- Trial name
- UHEM08014 (NCT00861341)
- Testing
- Aspirin, Pioglitazone
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Myocardial Infarction
Effects of Recombinant Human Erythropoietin on Platelet Function in Patients With Acute Myocardial Infarction
The purpose of this study is to see if a naturally-occurring hormone called erythropoietin changes the action of platelets in the blood.
- Trial name
- NCT00367991
- Testing
- Recombinant human erythropoietin alfa (drug)
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- Yale University
Coronary Artery Disease
Comparison of Prasugrel and Clopidogrel in Low Body Weight Versus Higher Body Weight With Coronary Artery Disease
The 5-milligram (mg) dose of prasugrel in low body weight (LBW) patients with coronary artery disease produces a pharmacodynamic response within the same therapeutic range as 10-mg dose in higher body weight (HBW) patients.
- Trial name
- FEATHER (NCT01107925)
- Testing
- prasugrel, clopidogrel
- Where
- 6 sites in United States, Ireland and 2 more
- Volunteers
- 72 people
- Sponsor
- Eli Lilly and Company
Aortic Valve Disease
Transcranial Doppler (TCD) Assessment During Early Anti-thrombotic Therapy After Bioprosthetic Aortic Valve Replacement
The purpose of this study is to determine if there is any difference in the counts of cerebral emboli and platelet function between two prophylactic treatments of thrombosis currently used at University of Ottawa Heart Institute…
- Trial name
- Tissue-Valve (NCT00465218)
- Testing
- Prophylaxis of Thrombosis after aortic valve replacement
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Rheumatoid Arthritis, Cardiovascular Diseases
NSAIDs vs. Coxibs in the Presence of Aspirin
The objectives of this single site, randomized, crossover study is to evaluate the pharmacodynamic interactions between aspirin, NSAIDs and Coxibs with respect to platelet function, biomarkers of inflammation and endothelial…
- Trial name
- NCT03699293
- Testing
- celecoxib 200mg capsule, naproxen sodium 550mg tablet, Aspirin 81mg tablet
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Platelet and Thrombosis Research, LLC
Healthy
A Study of the Effects of Multiple Doses of Dexlansoprazole, Lansoprazole, Omeprazole or Esomeprazole on the Pharmacokinetics and Pharmacodynamics of Clopidogrel in Healthy Participants.
The purpose of this study is to assess the potential effect and safety of multiple oral doses of dexlansoprazole, lansoprazole, omeprazole or esomeprazole, once daily (QD), on the steady-state pharmacokinetics and…
- Trial name
- NCT00942175
- Testing
- Clopidogrel, Clopidogrel and Lansoprazole, Clopidogrel and Dexlansoprazole
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Takeda