Clinical trials: Platelet Function Disorder
Purpura, Thrombotic Thrombocytopenic, Von Willebrand Disease Type-2b
ARC1779 Injection in Patients With Von Willebrand Factor-Related Platelet Function Disorders
To evaluate the overall safety and tolerability of ARC1779, a therapeutic oligonucleotide ("aptamer") in patients with three types of von Willebrand Factor related platelet disorders.
- Trial name
- NCT00632242
- Testing
- ARC1779
- Where
- Austria
- Volunteers
- 28 people
- Sponsor
- Archemix Corp.
Platelet Aggregation, Coronary Artery Disease
Comparison of the VerifyNow® Aspirin Test and PRUTest® Platelet Reactivity Tests With Investigational Reagent to Reagents Registered in Japan
This is a multi-center convenience sample prospective study comparing the results of the Verify Now® Aspirin Test and PRUTest® Platelet Reactivity Tests with the Japan investigational reagents to reagents registered in Japan in…
- Trial name
- NCT03615846
- Where
- 2 sites in United States
- Volunteers
- 147 people
- Sponsor
- Accriva Diagnostics
Coronary Artery Disease
Resistance on Antithrombotic Drugs in Ischemic Heart Disease
The purpose of this study is to determine whether aspirin and clopidogrel resistance measured with Multiplate function analyser has a good correlation with incidence of major adverse cardiac events in patients with coronary…
- Trial name
- NCT00742430
- Testing
- PCI
- Where
- Croatia
- Volunteers
- 141 people
- Sponsor
- University of Zagreb
Coronary Artery Disease, Elective Percutaneous Coronary Intervention
H2 Haplotype and CYP3As Polymorphisms and the Antiplatelet Response to Clopidogrel
The purpose of this study was to assess whether interpatient variability in the platelet response to clopidogrel is partly due to polymorphisms of the hepatic cytochrome P450 (CYP450)3A and of the clopidogrel-P2Y12 receptor genes.
- Trial name
- NCT00433784
- Testing
- Clopidogrel, Blood sampling - platelet aggregation, Blood sampling - genotyping
- Where
- Canada
- Volunteers
- 120 people
- Sponsor
- Centre Integre Universitaire de Sante et Services Sociaux du Nord de l'ile de Montreal
Geographic Atrophy, Dry Age Related Macular Degeneration
Subtenon PRP Injection for Geographic Atrophy in Dry Age-Related Macular Degeneration
This study investigates the effects of subtenon autologous platelet-rich plasma (PRP) injections on retinal structure and visual function in patients with advanced dry age-related macular degeneration (AMD).
- Trial name
- GA-PRP (NCT07428798)
- Testing
- Subtenon Autologous Platelet-Rich Plasma Injection
- Where
- Turkey (Türkiye)
- Volunteers
- 14 people
- Sponsor
- Marmara University Pendik Training and Research Hospital
Hematemesis, Melena
Point of Care Testing of Platelet Function in Patients With Acute Upper Gastrointestinal Bleeding
Acute upper gastrointestinal bleeding (AUGIB) is a common medical emergency. In an ageing population, antiplatelet drugs are increasingly being prescribed for treatment and prophylaxis against cardiovascular thrombo-embolic…
- Conditions
- Hematemesis, Melena, Gastrointestinal Hemorrhage, Platelet Dysfunction
- Trial name
- POCGIB (NCT03028064)
- Testing
- blood taking
- Where
- China
- Volunteers
- 476 people
- Sponsor
- Chinese University of Hong Kong
Coronary Artery Disease
Overcoming High On-Treatment Platelet Reactivity (HPR) During Prasugrel Therapy With Ticagrelor
The primary objective is to determine the pharmacodynamic effect of ticagrelor dosing (180mg LD/ 90mg BID) at 2, 4 hours and 14 days in stable Coronary artery disease (CAD) patients who exhibit high-on prasugrel platelet…
- Trial name
- HEIGHTEN (NCT01869309)
- Testing
- Prasugrel, Ticagrelor
- Where
- United States
- Volunteers
- 400 people
- Sponsor
- LifeBridge Health
Glanzmann Thrombasthenia
The Genetics and Functional Basis of Inherited Platelet, White Blood Cell, Red Blood Cell, and Blood Clotting Disorders.
Blood contains red blood cells, white blood cells, and platelets, as well as a fluid portion termed plasma. We primarily study blood platelets, but sometimes we also analyze the blood of patients with red blood cell disorders…
- Trial name
- NCT00230165
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
Healthy Volunteer
LTA Assessement Using Aggregometer TA-8V (Stago®)
Exploring platelet functions requires aggregation tests platelet. The Haematology Laboratory of Hospices Civils de Lyon currently has two new TA-8V plate aggregation automatons® (Stago).
- Trial name
- NORMAGREG (NCT04269603)
- Testing
- Take blood (TA-8V (Stago®)
- Where
- France
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
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)
Coronary Artery Disease
Genotype Information and Functional Testing Study
This study is a sub-study of GRAVITAS (clinicaltrials.gov identifier NCT00645918). The purpose of this study is to assess which genes influence residual platelet reactivity on standard dose clopidogrel therapy, and also to…
- Trial name
- GIFT (NCT00992420)
- Where
- United States
- Volunteers
- 2,000 people
- Sponsor
- Scripps Health
Acute Coronary Disease, Angina Unstable
Clopidogrel Optimal Loading Dose Usage to Reduce Recurrent EveNTs/Optimal Antiplatelet Strategy for InterventionS
The purpose of this study is to evaluate whether a higher dosage of clopidogrel with aspirin (two doses) will decrease the risk of ischemic complications (cardiac death (CV death), myocardial infarction (MI), stroke) after a…
- Trial name
- CURRENT/OASIS7 (NCT00335452)
- Testing
- Clopidogrel, acetylsalicyclic acid (ASA)
- Where
- 38 sites in United States, Argentina and 36 more
- Volunteers
- 25,086 people
- Sponsor
- Sanofi