Clinical trials: PLATELET AGGREGATION
Percutaneous Coronary Intervention, Coronary Artery Disease
The Impact Of Platelet Function on 1-year Outcome in Complex PCI Patients
To identify the optimal cut-off values in different platelet function testing to predict MACCE at 12-months in complex PCI patients of China
- Trial name
- NCT03353779
- Where
- China
- Volunteers
- 1,440 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Perioperative Bleeding, Coagulopathy During Cardiac Surgery
Flow-Based Platelet Function Assessment Using Total Thrombus-Formation Analysis System (T-TAS) and Early Bleeding After Cardiac Surgery With Cardiopulmonary Bypass (CPB)
The goal of this observational study is to learn how flow-based platelet function measured with the Total Thrombus-formation Analysis System (T-TAS) relates to early postoperative bleeding in adults undergoing cardiac surgery…
- Conditions
- Perioperative Bleeding, Coagulopathy During Cardiac Surgery, Platelet Dysfunction, Cardiac Surgery
- Trial name
- TTAS-CPB (NCT07619261)
- Testing
- Total Thrombus-formation Analysis System (T-TAS)
- Volunteers
- 30 people
- Sponsor
- Hospital de la Santa creu i Sant Pau - Barcelona
Genetic Linkage, Myelofibrosis
Genetic Analysis of Gray Platelet Syndrome
This study will identify and characterize the gene or genes responsible for Gray Platelet syndrome (GPS). Platelets are small blood cells that stick on injured blood vessels to form a plug and stop bleeding.
- Trial name
- NCT00069680
- Where
- United States
- Volunteers
- 123 people
- Sponsor
- National Human Genome Research Institute (NHGRI)
Platelet Function and Reactivity Tests
Comparison of Antiplatelet Effects of Sotagliflozin to FDA-approved Antiplatelet Drugs
This study will identify the potential benefits of regulating platelet activation with sotagliflozin compared to other FDA-approved drugs known to limit platelet activation.
- Trial name
- NCT06933056
- Testing
- Sotagliflozin (SOTA) followed by 3 drugs in a random order, Aspirin followed by 3 drugs in a random order, Clopidogrel followed by 3 drugs in a random order
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Platelet Aggregation Inhibitors, Coronary Heart Disease
Determining Genetic Role in Treatment Response to Anti-Platelet Interventions (The PAPI Study)
One of the most common ways for preventing coronary heart disease (CHD) is to take aspirin or clopidogrel. However, studies have shown that not all people respond to these medications.
- Trial name
- NCT00799396
- Testing
- Clopidogrel, Aspirin
- Where
- United States
- Volunteers
- 682 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Platelet Aggregation, Adenosine
Platelet Aggregation in Patients With Coronary Artery Disease and Kidney Dysfunction Taking Clopidogrel or Ticagrelor
About 35% of patients hospitalized with Acute Coronary Syndromes (ACS) have some degree of renal dysfunction. Chronic kidney disease (CKD) is not only associated to worse prognosis in ACS patients, but leads also to an increased…
- Conditions
- Platelet Aggregation, Adenosine, Coronary Artery Disease, Kidney Dysfunction
- Trial name
- NCT03039205
- Testing
- Clopidogrel, Ticagrelor
- Where
- Brazil
- Volunteers
- 90 people
- Sponsor
- University of Sao Paulo
Acute Myocardial Infarction
Study of Platelet Function After Administration of Aspirin Versus Lysine Acetylsalicylate in STEMI Patients
Prasugrel and ticagrelor, new P2Y12-ADP receptor antagonists, are associated with greater pharmacodynamic inhibition and reduction of cardiovascular events in patients with an acute coronary syndrome.
- Trial name
- ECCLIPSE-STEMI (NCT02929888)
- Testing
- Lysine Acetilsalicilate, Aspirin
- Where
- Spain
- Volunteers
- 60 people
- Sponsor
- Fundacion Investigacion Interhospitalaria Cardiovascular
Acute Myocardial Infarction
Daily Variability of Platelet Aggregation in Patients With Myocardial Infarction Treated With Prasugrel and Ticagrelor
The aim of this study is to compare circadian variability of antiplatelet effect of prasugrel and ticagrelor maintenance doses during the initial days after acute myocardial infarction.
- Trial name
- DRAGON (NCT03454841)
- Testing
- Prasugrel, Ticagrelor
- Where
- 2 sites in Poland
- Volunteers
- 73 people
- Sponsor
- Collegium Medicum w Bydgoszczy
Thrombosis
Platelet Volunteers, Longitudinal and Multi-omic Study
Background: Platelets are a type of blood cell that play a critical role in bleeding, forming blood clots, and healing. Researchers want to know more about platelets work in healthy people.
- Trial name
- NCT07137429
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Platelet Dysfunction Due to Drugs
The Effect of empagliFlozin on Platelet Function profilEs in diabetiC patienTs - The EFFECT Study.
The mechanistic effects of empagliflozin on platelet function profiles have not yet been ascertained.
- Trial name
- EFFECT (NCT04342819)
- Testing
- SGLT2 inhibitor
- Where
- Trinidad and Tobago
- Volunteers
- 25 people
- Sponsor
- The University of The West Indies
Platelet Function and Thrombus Formation
Zhongshan Ketogenic Diet Study 1
This dietary intervention study was designed to investigate the impact of a ketogenic diet on platelet function and and thrombus formation.
- Trial name
- NCT07117903
- Testing
- Normal diet + vehicle, Normal diet + aspirin, Ketogenic diet + vehicle
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Fudan University
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
Blood Platelets, Clopidogrel
PACT (Platelet Activity After Clopidogrel Termination)
Clopidogrel is a medication that is used to decrease the ability of platelets to form blood clots. The theory has been proposed that, in patients with coronary artery disease or stroke, increased platelet function after…
- Trial name
- PACT (NCT00619073)
- Testing
- clopidogrel + aspirin, Aspirin
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Acute ST Segment Elevation Myocardial Infarction
Platelet Function in Resuscitated Patients
Approx. 65% of resuscitated patients at the intensive care unit for internal medicine are due to myocardial infarction. Almost all patients are initially diagnosed and treated in the cath lab.
- Trial name
- NCT02914795
- Testing
- diagnostic analysis of platelet function
- Where
- Austria
- Volunteers
- 99 people
- Sponsor
- Medical University of Graz
Pharmacogenetics, Drug-Related Side Effects and Adverse Reactions
Pharmacogenomics in Prediction of Cardiovascular Drugs Adverse Reaction
The research is planned as a prospective nested case-control study. The plan is to recruit about 1,200 consecutive subjects whose pharmacotherapy involves the drug(s) of interest within 4.5 years.
- Conditions
- Pharmacogenetics, Drug-Related Side Effects and Adverse Reactions, Cardiovascular Drugs
- Trial name
- NCT05307718
- Testing
- Oral Anticoagulant, Direct-Acting
- Where
- Croatia
- Volunteers
- 1,200 people
- Sponsor
- Clinical Hospital Centre Zagreb
Acute Ischemic Stroke
Platelet Function in Patients With Ischemic Stroke Treated With Anti-thrombotic or Thrombolytic
Acute stroke afflicts nearly 700,000 patients in the US and is the number 3 cause of death. Only 2-9% of this large number is treated with t-PA if they arrive within 4.5 hours.
- Trial name
- NCT05415150
- Testing
- Thrombolytic Agent
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Baylor College of Medicine
Acute Coronary Syndrome, Platelet Function and Reactivity Tests
Aspirin Impact on Platelet Reactivity in Acute Coronary Syndrome Patients on Novel P2Y12 Inhibitors Therapy
Thus far, no study has evaluated the impact on aspirin in addition to the newer and more potent P2Y12 inhibitors, among ACS patients and current guidelines recommend dual anti-platelet therapy consisting of aspirin and a novel…
- Conditions
- Acute Coronary Syndrome, Platelet Function and Reactivity Tests, Novel P2Y12 Inhibitors
- Trial name
- NCT02049762
- Testing
- Aspirin
- Where
- Israel
- Volunteers
- 29 people
- Sponsor
- Sheba Medical Center
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
Extracorporeal Membrane Oxygenation, Platelet Activation
Platelet Function During Extracorporeal Membrane Oxygenation in Adult Patients
The primary aim is to describe platelet function in adult patients treated with extracorporeal membrane oxygenation (ECMO). A clarification of the platelet function in these critically ill patients contributes to an understanding…
- Conditions
- Extracorporeal Membrane Oxygenation, Platelet Activation, Platelet Aggregation, Platelet Function Tests
- Trial name
- NCT03355625
- Where
- 2 sites in Denmark
- Volunteers
- 33 people
- Sponsor
- Aarhus University Hospital
Acute Coronary Syndrome, Angioplasty, Transluminal, Percutaneous Coronary
Early Use of Rosuvastatin in Acute Coronary Syndromes: Targeting Platelet-Leukocyte Interactions
The central hypothesis for this work is that platelet - leukocyte interactions play a critical role in the pathogenesis of acute ischemic events.
- Conditions
- Acute Coronary Syndrome, Angioplasty, Transluminal, Percutaneous Coronary, Hydroxymethylglutaryl-CoA Reductase Inhibitors, Blood Platelets
- Trial name
- NCT01241903
- Testing
- rosuvastatin
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Susan Smyth