Clinical trials: Platelet Aggregation Inhibition
Coronary Heart Disease
Intracoronary Stenting and Antithrombotic Regimen: ADjusting Antiplatelet Treatment in PatienTs Based on Platelet Function Testing
Clopidogrel low response is associated with a significantly higher risk for ischemic complications after percutaneous coronary intervention.
- Trial name
- ISAR ADAPT PF (NCT01456364)
- Testing
- Ticagrelor, Prasugrel
- Where
- 3 sites in Germany, Hungary
- Volunteers
- 70 people
- Sponsor
- Deutsches Herzzentrum Muenchen
Coronary Artery Disease
Duration of Platelet Inhibition by Aspirin
The well established importance of regular aspirin administration stands on firm grounds, as large meta-analyses have shown this therapy to significantly reduce the risk of death.
- Trial name
- NCT00671021
- Testing
- Platelet aggregation
- Where
- Canada
- Volunteers
- 10 people
- Sponsor
- Centre Integre Universitaire de Sante et Services Sociaux du Nord de l'ile de Montreal
Inhibition of Platelet Aggregation by Incretins
Effects of Incretins on Human Platelet Function
Novel drugs for the treatment of patients with diabetes are of interest for cardiologists if they reduce the risk of cardiovascular events.
- Trial name
- NCT01408862
- Testing
- venous puncture
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Council of Scientific and Technical Research, Argentina
Coronary Artery Stenosis, Maximal Platelet Aggregation
Comparison of Platelet Inhibition With Adjunctive Cilostazol Versus High Maintenance-Dose Clopidogrel According to Hepatic Cytochrome 2C19 Allele (CYP2C19) Polymorphism
The purpose of this study was to determine the impact of adjunctive cilostazol on platelet inhibition in carriers and non-carriers of the loss-of-function CYP2C19 allele.
- Conditions
- Coronary Artery Stenosis, Maximal Platelet Aggregation, Late Platelet Aggregation, High Post-Treatment Platelet Reactivity
- Trial name
- ACCEL2C19 (NCT00891670)
- Testing
- cilostazol, clopidogrel, aspirin
- Where
- South Korea
- Volunteers
- 80 people
- Sponsor
- Gyeongsang National University Hospital
Postoperative Thromboembolism
Effect of Tumescent Lidocaine on Platelet Function
The purpose of this study is to evaluate the effect of lidocaine, delivered into subcutaneous tissue for tumescent local anesthesia, on platelet activation following the tumescent liposuction.
- Trial name
- NCT01463280
- Testing
- tumescent lidocaine infiltration
- Where
- United States
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- Klein, Jeffrey A., M.D.
Acute Coronary Syndome
Is Efficacy of PLAtelet Aggregation Inhibition by Ticagrelor Mediated P2Y12 Blockade Dependent Upon Endogenous Endothelial Nitric OXide?
Background Acute coronary syndrome (ACS) is a term representing all diseases related to reduction in blood flow to the heart characterised by clot formation over a segment of blood vessel narrowing.
- Trial name
- PLATE NOX (NCT02169596)
- Testing
- Ticagrelor, EndoPAT - endothelial assessment
- Where
- United Kingdom
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Hull University Teaching Hospitals NHS Trust
Coronary Artery Disease, Myocardial Infarction
Tailoring Of Platelet Inhibition to Avoid Stent Thrombosis
The primary objective of this study is to establish a cut off level of platelet inhibition that separates patients with or without previous stent occlusion with acute clinical onset while on aspirin and clopidogrel treatment…
- Conditions
- Coronary Artery Disease, Myocardial Infarction, Stent Thrombosis, Heart Diseases
- Trial name
- TOPAS-1 (NCT00914368)
- Testing
- Clopidogrel
- Where
- Sweden
- Volunteers
- 450 people
- Sponsor
- Uppsala University
Hemodialysis, Chronic Renal Failure
Prasugrel Versus High Dose Clopidogrel in Clopidogrel Resistant Patients Undergoing Chronic Hemodialysis
Clopidogrel administration is essential in patients undergoing percutaneous coronary intervention, in patients with previous stroke, in patients under chronic hemodialysis via fistulae and in patients with chronic atrial…
- Trial name
- NCT01155765
- Testing
- Prasugrel, Clopidogrel
- Where
- Greece
- Volunteers
- 70 people
- Sponsor
- University of Patras
Coronary Artery Stent Thrombosis
Platelet Reactivity in Stent Thrombosis Patients
Recent studies have demonstrated a marked interindividual variability of clopidogrel's capacity to inhibit platelet aggregation with a substantial proportion (11-34%) of the patients considered non-responders to clopidogrel…
- Trial name
- MAPCAT (NCT01012544)
- Testing
- Clopidogrel
- Where
- Netherlands
- Volunteers
- 187 people
- Sponsor
- St. Antonius Hospital
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
Acute Coronary Syndrome, Acute Myocardial Infarction
VerifyNow to Optimise Platelet Inhibition in Coronary Acute Syndrome
The objective of the study is to establish a de-scaling strategy of P2Y12 inhibitors (P2Y12 i) with a decrease in hemorrhagic events without increasing ischemic complications based on a Platelet Function Test (PFT).
- Conditions
- Acute Coronary Syndrome, Acute Myocardial Infarction, Coronary Artery Disease, Percutaneous Coronary Intervention
- Trial name
- VERONICA (NCT04654052)
- Testing
- Clopidogrel, Previous treatment
- Where
- 19 sites in Spain
- Volunteers
- 637 people
- Sponsor
- Fundación EPIC
Hemostasis
Platelet Inhibition by Aspirin, Acetaminophen and NSAID
Nonsteroidal antiinflammatory drugs such as diclofenac or naproxen may interfere with the inhibition of platelet aggregation by aspirin, because they all interact with the platelet cyclooxygenase.This may be of great clinical…
- Trial name
- NCT00536068
- Where
- Switzerland
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Kantonsspital Graubünden
Arterial Occlusive Diseases, Coronary Artery Disease
Safety of PZ-128 in Subjects Undergoing Non-Emergent Percutaneous Coronary Intervention
The object of the study is to determine whether different doses of PZ-128, when added to standard medical care in persons undergoing cardiac catheterization/percutaneous coronary intervention, will increase the risk of bleeding.
- Conditions
- Arterial Occlusive Diseases, Coronary Artery Disease, Coronary Disease, Arteriosclerosis
- Trial name
- TRIP-PCI (NCT02561000)
- Testing
- PZ-128
- Where
- 3 sites in United States
- Volunteers
- 100 people
- Sponsor
- Tufts Medical Center
Surgery
Association Between Perioperative Platelet Function and Major Adverse Perioperative Events
This study will examine the degree of blood thinning (platelet function) in patients coming for non-cardiac surgery on antiplatelet agents using platelet function tests called thromboelastography (TEG) and platelet mapping assay…
- Trial name
- NCT00901030
- Testing
- Blood drawn
- Where
- 3 sites in Canada
- Volunteers
- 250 people
- Sponsor
- McMaster University
Platelet Aggregation Inhibitors, Anti-inflammatory Agent
ACCEL-LOADING-ACS Study
The purpose of this study is to determine whether adjunctive cilostazol loading/maintenance to standard treatment (aspirin, clopidogrel, and statin) is effective in reduction of major adverse cardiovascular events, platelet…
- Conditions
- Platelet Aggregation Inhibitors, Anti-inflammatory Agent, Myocardial Reperfusion Injury
- Trial name
- NCT01354808
- Testing
- Dual Anti-Platelet Therapy (DAPT), Triple Anti-Platelet Therapy (TAPT)
- Where
- South Korea
- Volunteers
- 220 people
- Sponsor
- Gyeongsang National University Hospital
Carotid Stenosis
Platelet Inhibition and Transcranial Doppler (TCD)-Detected Microemboli During and After Carotid Artery Stenting (CAS) in Asymptomatic Patients Prior to Cardiac Surgery
As with coronary artery stenting, activation and embolisation of platelets occurs with carotid artery stenting (CAS). Based on promising data on the use of clopidogrel plus aspirin in coronary stenting this dual antiplatelet…
- Trial name
- IMPACT (NCT01146301)
- Testing
- Clopidogrel
- Where
- Netherlands
- Sponsor
- R&D Cardiologie
Platelet Aggregation
A Study to Evaluate Platlet Aggregation of Clopidogrel, EC Aspirin 81 mg, EC Omeprazole 40 mg Compare to PA32540
This study is designed to provide data on platelet aggregation of PA32540 plus clopidogrel dosed separately compared to EC aspirin 81 mg plus EC omeprazole 40 mg plus clopidogrel dosed concomitantly.
- Trial name
- NCT01557335
- Testing
- Plavix® and PA32540, EC aspirin (Bayer®) ,EC omeprazole (Prilosec®) , Clopidogrel (Plavix®)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- POZEN
Unstable Angina, NSTEMI
Dual Antiplatelet Therapy Tailored on the Extent of Platelet Inhibition
The purpose of this study is to evaluate the efficacy (reduction of major ischemic events at 6 and 12 months of follow-up) of a tailored clopidogrel therapy in patients with UA/NSTEMI undergoing PCI with stent implantation and…
- Trial name
- DANTE (NCT00774475)
- Testing
- comparison of different dosage of clopidogrel, doubled therapy
- Where
- Italy
- Volunteers
- 442 people
- Sponsor
- University of Florence
Bioequivalence, Healthy Volunteers
A Study to Learn if There is a Difference in the Blood Levels of Acetylsalicylic Acid When Taken as Different Chewable Tablets on an Empty Stomach by Healthy Participants
In this study, researchers want to learn if 2 different forms of acetylsalicylic acid (ASA) chewable tablets will have the same effect in the body.
- Conditions
- Bioequivalence, Healthy Volunteers, Platelet Aggregation Inhibition
- Trial name
- NCT06655194
- Testing
- Acetylsalicylic Acid (Aspirin, BAYE004465, UI1610477), Acetylsalicylic Acid (BAYE004465, UI1615160)
- Where
- Mexico
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Bayer
Acute Coronary Syndrome
Testing Responsiveness to Platelet Inhibition on Chronic Antiplatelet Treatment For Acute Coronary Syndromes Trial
This study investigates whether a platelet function testing guided approach with a short-term (1 week) prasugrel treatment and a switch over to clopidogrel treatment in adequate responders to clopidogrel is non-inferior regarding…
- Trial name
- TROPICAL-ACS (NCT01959451)
- Testing
- Prasugrel, Clopidogrel
- Where
- 33 sites in Austria, Germany and 2 more
- Volunteers
- 2,600 people
- Sponsor
- LMU Klinikum