Clinical trials: Platelet Reactivity
Platelet Dysfunction
Evaluation of Platelet Function After Statin Loading Dose in Patients Before Percutaneous Coronary Intervention
The purpose of this study is to evaluate the effect of a loading dose of two different statins on platelet reactivity (atorvastatin, metabolized by CYP3A4, and rosuvastatin, which is rather independent of this enzyme)in patients…
- Trial name
- STATIPLAT (NCT01526460)
- Testing
- Atorvastatin, Rosuvastatin
- Where
- Italy
- Volunteers
- 146 people
- Sponsor
- IRCCS San Raffaele
Coronary Artery Disease, Diabete Mellitus
The Efficacy of SGLT-2 Inhibitor in Patients With CAD and DM Undergoing PCI.
The study is to compare the effects of SGLT-2 inhibitors and other oral hypoglycemic agents in patients with coronary heart disease and diabetes mellitus undergoing percutaneous coronary intervention.
- Trial name
- NCT05333159
- Testing
- SGLT2 inhibitor
- Where
- China
- Volunteers
- 1,424 people
- Sponsor
- Beijing Anzhen Hospital
Acute Coronary Syndrome
Platelet Reactivity After CABG
Patients who have a heart attack are regularly treated with either clopidogrel or ticagrelor. In a large clinical trial, treatment with ticagrelor before coronary bypass surgery (CABG) was associated with a lower risk of death…
- Trial name
- NCT01793597
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- University of Vermont
Influence of PRU Values on Primary Outcome
High on Treatment Platelet Reactivity Following Peripheral Endovascular Procedures
Antiplatelet therapy with clopidogrel is recommended following peripheral endovascular procedures. The clinical significance of an inadequate response to clopidogrel following percutaneous coronary interventions has been recently…
- Trial name
- PRECLOP (NCT01744613)
- Where
- Greece
- Volunteers
- 100 people
- Sponsor
- University of Patras
HIV Infections
The St. Marys and The Mater Switch Study
The aim of the study is to determine whether switching from an antiretroviral regimen containing abacavir and/or didanosine to one containing maraviroc will lead to a reduction in platelet reactivity and inflammatory markers at…
- Trial name
- SMASH (NCT00981773)
- Testing
- Maraviroc
- Where
- 3 sites in Ireland, United Kingdom
- Volunteers
- 18 people
- Sponsor
- Imperial College London
Carotid Artery Stenosis, Ischemic Stroke
Platelet Reactivity and MES During CEA
The purpose of this study is to analyze the association between aspirin efficacy and general platelet reactivity in relation to microembolic signals (MES) during carotid endarterectomy (CEA).
- Conditions
- Carotid Artery Stenosis, Ischemic Stroke, Myocardial Infarction, Aspirin Resistance
- Trial name
- NCT01547039
- Where
- Netherlands
- Volunteers
- 200 people
- Sponsor
- UMC Utrecht
Coronary Artery Disease, Percutaneous Coronary Intervention
Study of the Long-term Effects of P2Y12 Inhibitor Monotherapy and Coagulation Markers After Percutaneous Coronary Angioplasty.
Patients who undergo percutaneous coronary intervention (PCI) are commonly treated with antiplatelet therapy to prevent stent thrombosis and recurrence of events.
- Conditions
- Coronary Artery Disease, Percutaneous Coronary Intervention, Acute Coronary Syndromes, Antiplatelet Therapy
- Trial name
- HI-TECH 2 (NCT07582835)
- Testing
- Clopidogrel, Ticagrelor, Prasugrel
- Where
- Switzerland
- Volunteers
- 355 people
- Sponsor
- Cardiocentro Ticino
Trauma
Pragmatic, Randomized Optimal Platelet and Plasma Ratios
Pragmatic, Randomized, Optimal Platelet and Plasma Ratios (PROPPR)is a Phase III trial designed to evaluate the difference in 24-hour and 30-day mortality among subjects predicted to receive massive transfusion ([MT] (defined as…
- Trial name
- PROPPR (NCT01545232)
- Testing
- 1:1:1 Blood Transfusion Ratio, 1:1:2 Blood Transfusion Ratio
- Where
- 12 sites in United States, Canada
- Volunteers
- 680 people
- Sponsor
- The University of Texas Health Science Center, Houston
Acute Coronary Syndromes, Non ST Elevation Myocardial Infarction
Sub Lingual Versus Traditional Oral Administration of Ticagrelor in Acute Coronary Syndrome/Non ST-elevation Myocardial Infarction - A Platelet Reactivity Study
Our goal is to examine sub lingual versus traditional oral administration of ticagrelor in ACS/non ST-elevation Myocardial Infarction (NSTEMI) patients on platelet reactivity.
- Trial name
- NCT02402400
- Testing
- Sub Lingual Ticagrelor
- Where
- Israel
- Volunteers
- 50 people
- Sponsor
- Sheba Medical Center
Coronary Heart Disease
Platelet Reactivity After Receiving Clopidogrel Among Moderate CKD Patients Undergoing PCI
Dual antiplatelet therapy (DAPT) with standard doses of aspirin and clopidogrel has long been the cornerstone in patients undergoing percutaneous coronary intervention (PCI).
- Trial name
- NCT02556671
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Ruqiong Nie
Coronary Artery Disease
Peri-Procedural Myocardial Infarction, Platelet Reactivity, Thrombin Generation, and Clot Strength: Differential Effects of Eptifibatide + Bivalirudin Versus Bivalirudin
The purpose of this study is to compare levels of clot formation (platelet aggregation), markers of heart muscle damage, and inflammation in two groups undergoing percutaneous coronary stent implantation.
- Trial name
- NCT00370045
- Testing
- Bivalirudin with and without eptifibatide
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- LifeBridge Health
Stent Thrombosis, Clopidogrel
VerifyNow French Registry
The purpose of this study is to determine the effect of clopidogrel or aspirin reactivity as measured by a point-of-care platelet function assay on thrombotic or bleeding events after percutaneous coronary intervention (PCI) with…
- Conditions
- Stent Thrombosis, Clopidogrel, Aspirin, Bleeding
- Trial name
- VERIFRENCHY (NCT00753753)
- Where
- France
- Volunteers
- 1,001 people
- Sponsor
- Association Pour le Développement des Soins Cardiologiques de la ville de Chartres
Coronary Arterial Disease (CAD), ACS (Acute Coronary Syndrome)
Impact of CYP2C19 Genotype-guided Approach in Antiplatelet Therapy on Platelet Reactivity Index Among Coronary Artery Disease (CAD) Patients
The goal of this clinical trial is to learn if the pilot intervention of CYP2C19 genotype-guided antiplatelet therapy works to reduce the occurrence of cardiovascular events after Percutaneous Coronary Intervention (PCI) done in…
- Conditions
- Coronary Arterial Disease (CAD), ACS (Acute Coronary Syndrome), SCAD
- Trial name
- NCT06759272
- Testing
- CYP2C19 genotype-guided antiplatelet therapy
- Where
- Malaysia
- Volunteers
- 120 people
- Sponsor
- Nur Hafizah Annezah binti Utuh
Cardiovascular Diseases
NITRATE-OCT-CIN (Sub-Study of NITRATE-OCT)
The NITRATE-OCT:- Contrast Nephropathy Sub-study is a proof-of concept single center, randomized, clinical trial designed to ascertain whether a dietary NO3- approach might prove useful adjunctive therapy improving renal function…
- Trial name
- NIT-OCT-CIN (NCT05544981)
- Testing
- Beetroot Juice
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- Queen Mary University of London
Diabetes
Pharmacokinetics of Antiplatelet Drugs in Diabetic pAtients
Clopidogrel efficacy appears diminished in patients with type 2 diabetes (T2D) who continue to show an increased risk of adverse cardiovascular events and mortality compared to those without T2D.The aim of the first project is to…
- Trial name
- PANDDA (NCT02302508)
- Testing
- Clopidogrel, Prasugrel, Ticagrelor
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
CORONARY ARTERY DISEASE
"Potential Effect of Acute and Chronic Caffeine Administration on Platelet Reactivity in Patient With Coronary Artery Disease on Dual Antiplatelet Therapy"
Prasugrel is a potent thienopyridine antiplatelet agent that selectively and irreversibly inhibits ADP-induced platelet aggregation mediated by the P2Y12 receptor.
- Trial name
- CyCLOPS (NCT02054988)
- Testing
- caffeine, not caffeine
- Where
- Italy
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Platelet Reactivity
Platelet Function Monitoring in Patients Treated With Clopidogrel at the Time of Primary Percutaneous Coronary Angioplasty
Platelets are a major component of clot formation which can lead to clotting events such as heart attack. During treatment for a heart attack, doctors try to remove this blockage as quickly as possible so that the heart can…
- Trial name
- NCT00827346
- Testing
- Clopidogrel
- Where
- Canada
- Volunteers
- 100 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Acute Coronary Syndrome, Myocardial Infarction
Cangrelor vs. Ticagrelor for Early Platelet Inhibition in STEMI
This randomized, controlled trial compares the anti-thrombotic effect of cangrelor and ticagrelor on platelet activity in patients with acute ST-elevation myocardial infarction.
- Conditions
- Acute Coronary Syndrome, Myocardial Infarction, STEMI - ST Elevation Myocardial Infarction
- Trial name
- CanTi (NCT03182855)
- Testing
- Ticagrelor, Cangrelor Tetrasodium
- Where
- Denmark
- Volunteers
- 80 people
- Sponsor
- University of Aarhus
Cardiovascular Diseases
Investigating the Effects of Dietary Nitrate on Vascular Function, Platelet Reactivity and Restenosis in Stable Angina
The mainstay treatment for reducing the symptoms of angina and long-term risk of heart attacks in patients with heart disease is stent implantation in the diseased coronary artery.
- Trial name
- NITRATE-OCT (NCT02529189)
- Testing
- Beetroot Juice
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- Queen Mary University of London
Platelet Aggregation, Spontaneous, Migraine With Aura
pLatelEts And MigRaine iN patEnt foRamen Ovale
Migraine is a common, chronic neurovascular disorder characterized by attacks of severe headache, autonomic nervous system dysfunction and, in some patients, aura, and disabling neurological symptoms.
- Conditions
- Platelet Aggregation, Spontaneous, Migraine With Aura, Patent Foramen Ovale
- Trial name
- LEARNER (NCT03521193)
- Testing
- patent foramen ovale closure
- Where
- Italy
- Volunteers
- 90 people
- Sponsor
- Centro Cardiologico Monzino