Clinical trials: Platelet Aggregation
Healthy Subjects
Effects of Recombinant Human Erythropoietin on Platelet Function in Healthy Subjects
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
- NCT00368238
- Testing
- Recombinant human erythropoietin alfa (drug), Aspirin (drug), Clopidogrel (drug)
- Where
- United States
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Yale University
Healthy
Effect of Mental Stress on Platelet Function in Healthy Subject
Psychological stress is an independent cardiovascular risk factor. Activation of platelets plays an important role in atherosclerosis development and it could one of the mechanisms linking psychological stress and cardiovascular…
- Trial name
- NCT00621738
- Where
- Switzerland
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Platelet Aggregation, Blood Transfusion
Validation of a Red Blood Cell Transfusion Prediction Model in a Low Transfusion Rate Population.
The transfusion risk and clinical knowledge (TRACK) allogeneic blood transfusion prediction model was developed more than ten years ago and demonstrated good discriminative ability in patients with increased risk for allogeneic…
- Trial name
- TRACK-TCT (NCT05581238)
- Testing
- TRACK-TCT
- Where
- Netherlands
- Volunteers
- 6,428 people, healthy volunteers welcome
- Sponsor
- Medisch Spectrum Twente
Healthy
The Effects of DLBS1033 on Haemostasis Parameters in Healthy Volunteers
DLBS1033 is bioactive protein fraction which extracted from Lumbricus rubellus earthworm. This earthworm comes from Pengalengan, West Java, Indonesia.
- Trial name
- NCT01694537
- Testing
- DLBS1033
- Where
- Indonesia
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Universitas Indonesia
Healthy
Effects of Steady State Tipranavir/Ritonavir or Darunavir/Ritonavir or Ritonavir on Platelet Function, Coagulation and Fibrinolysis Biomarkers in Healthy Subjects
Study to determine the effect of steady-state plasma concentration of Tipranavir/ritonavir (TPV/r) on platelet aggregation in healthy subjects and investigate the effect of TPV/r at steady state plasma concentrations on other…
- Trial name
- NCT02251795
- Testing
- Tipranavir, Ritonavir, Darunavir
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Patent Ductus Arterioses
The Impact of Platelet Functions on Spontaneous Ductal Closure in Preterm Infants
Although thrombocytopenia has been reported as a risk factor for patent ductus arterioses, there is lack of data on the function of platelets in ductal closure.
- Trial name
- PFA100 (NCT02010879)
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Ankara University
Cardiovascular Diseases, Blood Pressure Disorders
Effect of Korean Red Ginseng Extract on Blood Flow in Healthy Adults
The objectives of this clinical trial are to 1) determine the effect of the TP compared to placebo on blood flow and platelet aggregation, 2) to determine the effect of the TP on cardiovascular health compared to a placebo and 3)…
- Conditions
- Cardiovascular Diseases, Blood Pressure Disorders, Vasodilation, Platelet Aggregation
- Trial name
- NCT06236243
- Testing
- Korean Red Ginseng Extract Powder 120 mg/tablet, Korean Red Ginseng Extract Powder 500 mg/tablet
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Korea Ginseng Corporation
Drug Interaction
PPI and Clopidogrel Response
Clopidogrel, in combination with aspirin, is currently the recommended treatment for secondary prevention of ischemic events in high-risk patients and for prevention of coronary artery stent thrombosis.
- Trial name
- NCT01170533
- Testing
- omeprazole and pantoprazole
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Florida
Eclampsia Preeclampsia
Magnesium and Platelet Function Testing
Magnesium has built up the reputation of a 'natural calcium antagonist'. However, the exact effect of magnesium on coagulation and more specifically on platelet function is still disputed.
- Trial name
- MgCedVD (NCT03143647)
- Testing
- Collect a study-specific blood sample of healthy subjects
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ziekenhuis Oost-Limburg
Cardiovascular Disease
Postprandial Effects of Walnut Components Versus Whole Walnuts on Cardiovascular Disease (CVD) Risk Reduction
The purpose of this study is to evaluate the acute, postprandial effects and mechanism of action of various walnut components (separated nut skins, de-fatted nut meat, nut oil) versus whole walnuts on oxidative stress…
- Trial name
- NCT00938340
- Testing
- Walnut "meat", Walnut Oil, Walnut Skins
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Penn State University
Cardiovascular Disease
Dark Chocolate and Platelet Function in Humans
Cardiovascular disease is a major cause of mortality worldwide and responsible for one out of three global deaths. A main characteristic of cardiovascular disease is impaired blood flow and formation of blood clots.
- Trial name
- NCT01099150
- Testing
- Dark chocolate enriched in flavan-3-ols and procyanidins, Standard dark chocolate, White chocolate
- Where
- United Kingdom
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University of Aberdeen
Fabry Disease
Lipidomics and Functional Analyses of Platelets in Fabry Disease
This study aims to evaluate whether platelets are biochemically and functionally altered in Fabry disease (FD) and therefore possibly implicated in FD manifestations such as cerebrovascular events.
- Trial name
- NCT02649660
- Where
- 2 sites in Switzerland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Spital Linth
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.
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
Platelet Aggregation
Loss of Effect of Aspirin on Platelet Aggregation During Chronic Administration
Aspirin has shown to be beneficial to some patients with certain diseases such as coronary artery disease or stroke. We are investigating how aspirin works on regulating platelets and thromboxane over time at different doses.
- Trial name
- NCT00748371
- Testing
- aspirin
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Healthy
Effects of Acetylsalicylic Acid Compared With the Combination of Acetylsalicylic Acid + Modified-release Dipyridamole on Serum Thromboxane B2 Formation and Platelet Aggregation in Healthy Volunteers
To compare the combination of acetylsalicylic acid (25 mg) + modified-release dipyridamole (200 mg) bd versus acetylsalicylic acid (75 mg dispersible tablet once daily) in its effect on inhibition of thromboxane B2 formation
- Trial name
- NCT02268773
- Testing
- Asasantin®, Acetylsalicylic acid low dose, Acetylsalicylic acid high dose
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Healthy
Pharmacodynamic Study of Cilostazol in Healthy Volunteers
The primary objective of this study is to investigate the effects of Cilostazol, Acetylsalycylic acid and Clopidogrel alone as well as combinations of Cilostazol/Acetylsalicylic acid and Cilostazol/ Clopidogrel on ex-vivo…
- Trial name
- CiloMecT (NCT02554721)
- Testing
- Cilostazol, Acetylsalicylic acid, Clopidogrel
- Where
- Germany
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Co., Ltd.
Pulpitis
The Use of Platelet-Rich Fibrin in Partial Pulpotomy Procedure
The aim of this study is to evaluate the clinical and histological pulp responses when MTA and a combined of MTA/PRF is used as pulp-capping agents after partial pulpotomy.
- Trial name
- NCT04331964
- Testing
- partial pulpotomy
- Where
- Syria
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Damascus University
Healthy Volunteer
A Study of Aleglitazar in Combination With Aspirin in Healthy Volunteers
This randomized, double-blind, placebo-controlled, parallel group study will investigate the safety and tolerability, and the effect of aleglitazar in combination with aspirin on renal function, renin-angiotensin system and…
- Trial name
- NCT01188304
- Testing
- aleglitazar, aspirin
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Hoffmann-La Roche
Diabetes, Hypertension
Effects of Dengzhanxixin Capsule on Platelet Function in Individuals at High Risk for Cardiovascular Disease
The main objective of this clinical trial is to evaluate whether the antiplatelet efficacy of the Dengzhanxixin capsule is better than that of placebo in individuals at high-risk for atherosclerotic cardiovascular disease (ASCVD).
- Conditions
- Diabetes, Hypertension, Hypercholesterolemia
- Trial name
- FUTURE (NCT05459519)
- Where
- China
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- China National Center for Cardiovascular Diseases