Clinical trials: Blood Platelets
Thrombocytopenia
A Five-Treatment-Period Study to Evaluate the Single-Dose Pharmacokinetics and Pharmacodynamics of Avatrombopag in Healthy Japanese and White Subjects
This will be a randomized, open-label, 5-treatment-period study to evaluate the PK and PD of avatrombopag following a single administration of avatrombopag in the fed and fasted condition, or the fed condition, to healthy…
- Trial name
- NCT02039076
- Testing
- avatrombopag
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Eisai Inc.
Purpura, Thrombocytopaenic, Idiopathic
Study Of Eltrombopag in Healthy Subjects and Volunteers With Mild, Moderate or Severe Hepatic Impairment
The main purpose of this study is to compare how one 50mg tablet of SB-497115 is broken down in the body by healthy subjects versus subjects with mild, moderate or severe liver problems.
- Trial name
- NCT00359463
- Testing
- eltrombopag
- Where
- 5 sites in United States, Australia and 1 more
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Cardiovascular Disease
Impact of isoQUercetin and Aspirin on Platelet Function
The purpose of this study is to investigate the effect of acute isoquercetin supplementation, aspirin, and isoquercetin/aspirin combination on platelet aggregation, blood pressure and vasculat stiffness (eg digital volume pulse)…
- Trial name
- QUAP (NCT02866448)
- Testing
- Vehicle control, Isoquercetin, Aspirin
- Where
- United Kingdom
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Reading
Thrombocytopenia
Effect of Herbal Formulation on Thrombocytes Count
Effect of Herbal Formulation Karika Syrup on Thrombocyte Count.
- Trial name
- NCT05563064
- Testing
- Karika Syrup
- Where
- Pakistan
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Shifa Ul Mulk Memorial Hospital
Healthy Volunteers
The Primary Purpose of This Study is to Determine if Biotin, Vitamin B7 is an Effective Way to Label Platelets in Survival and Recovery Studies.
This is a platelet transfusion study. The primary purpose of this study is to determine if Biotin, vitamin B7 is an effective way to label platelets in survival and recovery studies.
- Trial name
- NCT07513532
- Testing
- Biotin labeled platelets
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Bloodworks
Healthy, Primary Immune Thrombocytopenia
A First in HumanTrial to Evaluate The Safety, Tolerability, And Pharmacokinetics Of PF-06755347
This phase 1 single ascending dose study will provide a first in human assessment of safety and tolerability of PF-06755347 in healthy adult males as well as adult males and females with Immune Thrombocytopenia (ITP).
- Conditions
- Healthy, Primary Immune Thrombocytopenia, Polyradiculoneuropathy, Chronic Inflammatory Demyelinating
- Trial name
- NCT03275740
- Testing
- PF-06755347 intravenous healthy participant, PF-06755347 subcutaneous healthy participant, PF-06755347 subcutaneous ITP
- Where
- 6 sites in United States, Belgium and 3 more
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Pfizer
Blood Platelets Proteome
Effects of Lovastatin on Human Platelet Proteome
The purpose of this study is to evaluate the effects induced by the cholesterol-reducing drug Lovastatin on the platelet proteome of healthy volunteers.
- Trial name
- LovaC (NCT02389868)
- Testing
- Lovastatin
- Where
- Canada
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Université de Sherbrooke
Von Willebrand Diseases, Major Constitutional Thrombopathy
Development of a Device for Evaluating Primary Hemostasis Under Whole Blood Flow Conditions
Currently, the exploration of primary hemostasis (a physiological phenomenon used to stop bleeding) is imperfect because it is based on targeted tests for platelets or von Willebrand factor, without taking into account blood flow…
- Conditions
- Von Willebrand Diseases, Major Constitutional Thrombopathy, Patient on Antiplatelet Drugs
- Trial name
- INDONESIA (NCT03773159)
- Testing
- Blood sampling
- Where
- 2 sites in France
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Blood Platelet Disorders, Vitamin D Deficiency
The Effect of Vitamin D Supplementation on HIV-associated Platelet Hyperreactivity
Platelets play pivotal role in atherosclerosis and acute cardiovascular events. Platelet hyperreactivity and increase platelet-monocyte aggregate (PMA) formation are found in HIV infected patients, which may contribute to the…
- Trial name
- NCT02217553
- Testing
- Cholecalciferol
- Where
- Indonesia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universitas Padjadjaran
Immune Thrombocytopenia
Prognostic Value of CD Markers in Immune Thrombocytopenic Purpura
In this study, we will focus on the independent prognostic relevance of the expressions of CD38, CD4, CD56, CD11b and CD19 markers in immune cells with platelet changes in patients with newly diagnosed and chronic ITP.
- Trial name
- NCT04311593
- Testing
- CD4, CD19, CD38, CD56 and CD11b
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- Assiut University
Musculoskeletal Pain, Osteoarthritis
Testing the Characteristics of Platelet Rich Plasma in Sports Medicine
This is an observational study that evaluates the characteristics of Platelet Rich Plasma used in the therapy and treatment of musculoskeletal injuries and degenerative joint diseases.
- Trial name
- PRiSM (NCT02726464)
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Thrombotic Thrombocytopenic Purpura
The ConNeCT Study: Neurological Complications of TTP
Thrombotic thrombocytopenic purpura (TTP) is a rare condition, which has a very high risk of death if not recognised and given immediate treatment. TTP is caused by a very low level of an enzyme in the body, called ADAMTS13.
- Trial name
- NCT04981028
- Testing
- Questionnaires (including PHQ-9, TYM and SF-36)
- Where
- United Kingdom
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Liverpool University Hospitals NHS Foundation Trust
Von Willebrand Diseases
Study of VGA039 in Healthy Volunteers and Patients With Von Willebrand Disease (VIVID)
The VIVID study is structured in a master protocol format comprised of multiple parts that evaluate intravenous (IV) and subcutaneous (SC) VGA039 in healthy volunteers and subjects with von Willebrand Disease (VWD) and other…
- Trial name
- NCT05776069
- Testing
- VGA039
- Where
- 25 sites in United States, Australia and 6 more
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- Vega Therapeutics, Inc
Inhibition on Platelet Aggregation
Study to See if Platelet Transfusion Stop or Lessen the Effect of the Drug on Platelets
Study to see if platelet transfusion stop or lessen the effect of the drug on platelets
- Trial name
- NCT01744288
- Testing
- Ticagrelor, Clopidogrel, ASA
- Where
- United States
- Volunteers
- 258 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Coronary Artery Disease, Diabetes Mellitus, Type 2
PIPAF Platelets in the Pathogenesis of Ageing Associated Frailty
This is a prospective observational study aimed at testing the existence of an association between frailty, inflammatory status, and degree of platelet activation and reactivity in elderly subjects with type 2 diabetes or…
- Conditions
- Coronary Artery Disease, Diabetes Mellitus, Type 2, Alzheimer Disease
- Trial name
- PIPAF (NCT05798637)
- Testing
- Standard of care
- Where
- 2 sites in Italy
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliera di Perugia
Thrombocytopenia
Clinical Performance Evaluation of T-TAS®01 HD Chip
The study is being conducted to validate the clinical performance of the T-TAS 01 HD assay for measurement of thrombogenicity in patients with thrombocytopenia receiving a platelet transfusion.
- Trial name
- NCT06087198
- Testing
- T-TAS 01 HD Assay
- Where
- 6 sites in United States
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Hikari Dx, Inc.
Thrombosis, Type 2 Diabetes Mellitus
Fatty Acid Regulation of Platelet Function in Diabetes
This study investigates the potential protective effects of altering fatty acid in the platelet as a method for prevention of platelet activation and thrombosis in type 2 diabetes mellitus.
- Trial name
- NCT02373332
- Testing
- omega-3 and -6 fatty acids and their 12-LOX oxylipins
- Where
- 2 sites in United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Michigan
ITP - Immune Thrombocytopenic Purpura, Viral Hepatitis
Viral Hepatitis B and C Infection in Patients With Idiopathic Thrombocytopenic Purpura Treated With Triple Therapy
Aim of the work To estimate frequency of viral HB \& C infection in ITP patients who received triple therapy in comparison with another group treated with steroids only.
- Trial name
- NCT04113915
- Testing
- triple therapy, Steroids
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Safaa AA Khaled
Wiskott-Aldrich Syndrome, Thrombocytopenia
Thrombocytopenia and Bleeding in Wiskott-Aldrich Syndrome (WAS) Patients
The purpose of this project is to describe the pathophysiology of thrombocytopenia and bleeding in patients with Wiskott-Aldrich Syndrome (WAS) and determine the response to thrombopoietic agents in vitro and in vivo.
- Conditions
- Wiskott-Aldrich Syndrome, Thrombocytopenia, Bleeding
- Trial name
- WAS (NCT00909363)
- Testing
- Promacta, blood drawing in patients with WAS, blood drawing in healthy controls
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Healthy Volunteers
Normal Values of Parameters of Thrombin Generation in Function of Different Tissue Factor Concentrations
The thrombin generation assay (TGA) is a good tool for measuring clot formation in plasma.TGA using Calibrated Automated Thrombography method, enables the quantification of thrombin concentrations in platelet-rich plasma (PRP)…
- Trial name
- NUAGE (NCT04842084)
- Testing
- Blood samples
- Where
- France
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne