Clinical trials: Platelet Function
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
Coronary Artery Disease
In Vitro Pharmacodynamic Effects of Cangrelor in Ticagrelor Treated Patients
Cangrelor is a potent intravenous P2Y12 receptor inhibitor with rapid onset and offset of action associated with a greater reduction in ischemic events, including stent thrombosis, in patients undergoing stent procedures who have…
- Trial name
- NCT02081443
- Testing
- Ticagrelor 180mg, Ticagrelor 90mg
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Florida
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
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
Stroke, Myocardial Infarctions
Aspirin Resistance and Stroke Risk: Platelet Function Analysis in Patients With Ischemic Events
The purpose of this study is to determine if PFA results correlate with ischemic event outcomes as well as bleeding complications.
- Trial name
- NCT01586975
- Testing
- Clopidogrel, Aspirin 81 mg, Aspirin >300 mg
- Where
- United States
- Volunteers
- 93 people
- Sponsor
- Northwestern University
Investigation of Platelet Aggregation in Paediatric Patients With Sickle Cell Disease
A Pharmacokinetic (PK) and Pharmacodynamic (PD) Dose-ranging Phase II Study of Ticagrelor in Paediatric Patients With Sickle Cell Disease
The purpose of this Phase II dose-ranging study is to investigate pharmacokinetic (PK) and pharmacodynamic (PD) properties of various doses of ticagrelor followed by 4 weeks of twice-daily treatment in paediatric patients with…
- Trial name
- HESTIA 1 (NCT02214121)
- Testing
- Ticagrelor Dose 1a + Dose 2a, Ticagrelor Dose 1b + Dose 2b
- Where
- 18 sites in United States, Canada and 4 more
- Volunteers
- 46 people
- Sponsor
- AstraZeneca
Cardiovascular Risk Factor
Consumption of Oral Artificial Sweeteners on Platelet Aggregation and Polyol Excretion
The principal goal for the study is to examine whether ingestion of a beverage containing artificial sweeteners alters in vitro platelet aggregation.
- Trial name
- COSETTE (NCT04731363)
- Testing
- xylitol, 30g, erythritol, 30g, xylitol, 5g
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
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