Clinical trials: Platelet Function Disorder
Acute Coronary Syndrome (ACS)
Platelet Function in Patients With an Acute Coronary Syndrome
The aims of the study are to: explore whether platelet reactivity in patients treated wih novel platelet inhibitors is associated with clinical outcome investigate whether a therapeutic window exist for novel platelet inhibitors…
- Trial name
- ATLANTIS-ACS (NCT01992484)
- Where
- Austria
- Volunteers
- 1,000 people
- Sponsor
- Medical University of Vienna
Coronary Artery Disease, Platelet Aggregation Inhibitors
Plavix, Prasugrel and Drug Eluting Stents Pilot Trial
The purpose of this study is to determine the level of inhibition of platelet activation of an approved thienopyridine(clopidogrel or prasugrel) and aspirin regimen in the setting of drug eluting coronary stent implantation.
- Conditions
- Coronary Artery Disease, Platelet Aggregation Inhibitors, PCI- Percutaneous Coronary Intervention
- Trial name
- PPD (NCT01103843)
- Testing
- Loading Dose Arm, Maintenance Dose Arm
- Where
- United States
- Volunteers
- 1,000 people
- Sponsor
- St. Francis Hospital, New York
Arterial Obstructive Diseases, Coronary Disease
Safety of SCH 530348 in Subjects Undergoing Non-Emergent Percutaneous Coronary Intervention (Study P03573)
The object of the study is to determine whether different doses of SCH 530348, when added to standard medical care in persons undergoing percutaneous coronary intervention, will increase the risk of bleeding.
- Trial name
- NCT00132912
- Testing
- SCH 530348
- Volunteers
- 1,030 people
- Sponsor
- Merck Sharp & Dohme LLC
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
Septic Shock, Thrombocytopenia
Platelet Reactivity in Septic Shock
Coagulation disorders and thrombocytopenia are common in patients with septic shock. Despite the clinical relevance of sepsis-induced thrombocytopenia, few studies have focused on the prediction of thrombocytopenia in this…
- Conditions
- Septic Shock, Thrombocytopenia, Sepsis, Platelet Aggregation
- Trial name
- NCT03716310
- Testing
- platelet responsiveness evaluation
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- Università degli Studi di Ferrara
Rotator Cuff Tendinopathy
Effect of Plasma Rich in Growth Factors in Rotator Cuff Tendinopathy
The overall objective of the study is to assess the effectiveness of the treatment of degenerative rotator cuff tendinopathy using the application of plasma rich in growth factors (PRGF).
- Trial name
- NCT01915979
- Testing
- Plasma rich in growth factors (PRGF), Celestone cronodose (Bethametasone)
- Where
- Spain
- Volunteers
- 84 people
- Sponsor
- Fundacion para la Investigacion Biomedica del Hospital Universitario Principe de Asturias
Anterior Cruciate Ligament Injury, Knee Injuries
Sensory Deficit Following ACL Reconstruction: PRF Pilot Study
Pilot, single-center, non-randomized, parallel-group clinical study designed to assess whether intraoperative application of autologous platelet-rich fibrin (PRF) at the bone-patellar tendon-bone (BPTB) donor site reduces…
- Conditions
- Anterior Cruciate Ligament Injury, Knee Injuries, Sensory Disorders, Bone-Patellar Tendon-Bone Autograft
- Trial name
- PRF-ACL (NCT07257666)
- Testing
- Platelet-rich fibrin (PRF), Standard Closure (Control)
- Where
- Serbia
- Volunteers
- 53 people
- Sponsor
- University of Belgrade
Hypertension
Effect of a Polyphenol Rich Diet on Vascular and Platelet Function
Previous work has shown that increasing fruit and vegetable intake in patients with high blood pressure improves cardiovascular function.
- Trial name
- PPhIT (NCT01319786)
- Testing
- Two portions of fruit and vegetables per day (excluding berries and dark chocolate), Six portions of fruit and vegetables per day (one of which must be berries) and 50g dark chocolate.
- Where
- United Kingdom
- Volunteers
- 104 people
- Sponsor
- Queen's University, Belfast
HIV Infections, Hemophilia A
Effect of Indinavir Plus Two Other Anti-HIV Drugs on Blood Clotting in HIV-Positive Males With Hemophilia
The purpose of this study is to see if indinavir plus two other anti-HIV drugs affect blood clotting in HIV-positive patients with hemophilia.
- Trial name
- NCT00002386
- Testing
- Indinavir sulfate, Lamivudine, Stavudine
- Where
- 8 sites in United States, Canada
- Volunteers
- 55 people
- Sponsor
- Merck Sharp & Dohme LLC
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
Kidney Failure, Acute, Kidney Failure, Chronic
Does An Abnormal PFA 100 Predict Bleeding After Renal Biopsy?
The kidneys are highly vascular organs and any trauma or surgery poses risk of severe bleeding. Platelet function is an integral part of the blood clotting during the initial, so-called vascular phase.
- Conditions
- Kidney Failure, Acute, Kidney Failure, Chronic, Blood Platelet Disorders, Hemorrhage
- Trial name
- NCT00334204
- Testing
- measuring Platelet Function Analyser-100 (PFA-100) platelet function before kidney biopsy
- Where
- United States
- Volunteers
- 58 people
- Sponsor
- University of Mississippi Medical Center
Takotsubo Syndrome
Stress-induced Vascular Dysfunction: Evaluation of Endothelial Function in a Cohort of Patients With Takotsubo Syndrome
The aim of this prospective single-center study is to evaluate endothelial function, arterial compliance, sympathetic nervous activity at rest and after mental and physical stress, carotid atherosclerosis, oxidative stress…
- Trial name
- NCT01249599
- Testing
- blood sample analysis
- Where
- Switzerland
- Volunteers
- 44 people
- Sponsor
- University of Zurich
Acute Coronary Syndrome, Percutaneous Coronary Intervention
Change of Dual Antiplatelet Therapy in Patients With Acute Coronary Syndrome
Acute coronary syndrome (ACS) guidelines have been changed, favoring dual antiplatelet therapy (DAPT) with the more potent P2Y12 inhibitor ticagrelor over clopidogrel (besides aspirin).
- Conditions
- Acute Coronary Syndrome, Percutaneous Coronary Intervention, Drug-Eluting Stents
- Trial name
- CHANGE DAPT (NCT03197298)
- Testing
- Clopidogrel, Ticagrelor
- Where
- Netherlands
- Volunteers
- 2,062 people
- Sponsor
- Thorax Centrum Twente
Hypercholesterolemia
Investigation of the Effect of Dietary Nitrate Treatment on Endothelial Function and Platelet Reactivity in Hypercholesterolemics.
Diets rich in fruit and vegetables reduce the risk of strokes and heart attacks, however the exact cause of this beneficial effect is uncertain.
- Trial name
- NCT01493752
- Testing
- beetroot juice
- Where
- United Kingdom
- Volunteers
- 69 people
- Sponsor
- Queen Mary University of London
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
Hemophilia A
Platelet Function in Patients With Hemophilia A
Abnormalities in the gene encoding Factor VIII (FVIII) results in hemophilia A, an X-linked recessive bleeding disorder with a prevalence of 1 in 5000 males.
- Trial name
- NCT02093065
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- Boston Children's Hospital
Diabetes, Metabolic Syndrome
Characterization of Low Density Lipoprotein and Mechanism of the Pro Aggregant Effect Through Oxidant Stress and Lipid Exchange
Case control design: lipidomic study in 12 type 2 diabetics with metabolic syndrome, 12 metabolic syndrome without diabetes, 12 subjects with type 1 diabetes and 12 controls
- Trial name
- ECLIPSE (NCT00932087)
- Testing
- Blood sample
- Where
- France
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Erectile Dysfunction
Platelet-Rich Plasma Alone Versus PRP Plus Low-Intensity Shock Wave Therapy for Erectile Dysfunction
Erectile dysfunction is a common condition that may result from vascular, neurological, hormonal, psychological, or medication-related factors.
- Trial name
- NCT07783347
- Testing
- Platelet-Rich Plasma, Low-Intensity Extracorporeal Shock Wave Therapy
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Benha University
Arteriosclerosis, Acute Myocardial Infarction
Menopause Related Influences on Leukocyte Distribution, Monocyte Function and Platelet Reactivity
Women and men show marked differences in cardiovascular risk profile and outcome. Women experience fewer cardiovascular events than men before menopause, but this relationship seems to reverse at menopause.
- Conditions
- Arteriosclerosis, Acute Myocardial Infarction, Cardiovascular Events, Menopause
- Trial name
- NCT05985447
- Where
- Germany
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Heinrich-Heine University, Duesseldorf
Atherosclerosis
SB-659032 Platelet Aggregation Study
This study is designed to assess whether inhibition of plasma Lp-PLA2 activity impacts platelet function as assessed by ex vivo platelet aggregation tests and in vivo plasma biomarkers.
- Trial name
- NCT01745458
- Testing
- SB-659032
- Where
- Australia
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline