Clinical trials: Blood Platelets
Blood Disease, Platelet Refractoriness
HPA Antibodies and the Distribution of Antigen and Antibodies
By detecting platelet antibodies of participants and then further to identify their genotype and analyzing laboratory examination, the investigators will obtain positive frequency of HPA antibodies, the distribution of HPA…
- Conditions
- Blood Disease, Platelet Refractoriness, Antibody-mediated Rejection
- Trial name
- NCT03408158
- Testing
- same type infusion of main HPA antigen
- Where
- China
- Volunteers
- 6,170 people
- Sponsor
- Guangzhou First People's Hospital
Immune Thrombocytopenia (ITP)
A Study to Investigate the Efficacy and Safety of Lusutrombopag (S-888711) Tablets Administered to Adults With Immune Thrombocytopenia (ITP)
The primary objective of this study was to assess the efficacy of 3 dose levels of lusutrombopag (0.5 mg, 0.75 mg, and 1.0 mg) and placebo on platelet count.
- Trial name
- NCT01054443
- Testing
- Lusutrombopag
- Where
- 19 sites in United States
- Volunteers
- 20 people
- Sponsor
- Shionogi
Immune Thrombocytopenia
An Open-label Safety Study of Lusutrombopag (S-888711) in Adults With Chronic Immune Thrombocytopenia (ITP)
The primary objective of this study was to assess the long-term safety of lusutrombopag in the treatment of adults with relapsed persistent or chronic ITP with or without prior splenectomy.
- Trial name
- NCT01129024
- Testing
- Lusutrombopag
- Where
- 19 sites in United States
- Volunteers
- 19 people
- Sponsor
- Shionogi
Blood Platelet Disease
Study of Constitutional Platelet Disease
Platelets are circulating blood cells. They bind to each other and to the wall of the damaged vessel to prevent excessive blood loss.
- Trial name
- EVGPP (NCT04419987)
- Testing
- draw blood
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Assistance Publique Hopitaux De Marseille
Immune Thrombocytopenia
ICON1: Treatment Decisions and Outcomes in Pediatric Refractory ITP
The purpose of this study is to understand physician treatment decisions in selecting specific second line treatments in pediatric ITP and to determine the effectiveness of different second line ITP treatments.
- Trial name
- ICON1 (NCT01971684)
- Testing
- Second Line ITP agents
- Where
- 29 sites in United States, Canada
- Volunteers
- 120 people
- Sponsor
- Boston Children's Hospital
Polycythemia Vera, Essential Thrombocythemia
Safety and Efficacy of Momelotinib in Subjects With Polycythemia Vera or Essential Thrombocythemia
This open-label study is to determine the safety and efficacy of momelotinib in participants with either polycythemia vera (PV) or essential thrombocythemia (ET) who have not yet received treatment with a Janus kinase (JAK)…
- Trial name
- NCT01998828
- Testing
- Momelotinib
- Where
- 15 sites in United States, Australia and 3 more
- Volunteers
- 39 people
- Sponsor
- Sierra Oncology LLC - a GSK company
Primary Myelofibrosis, Thrombocytosis
A Phase Ib/II Dose-finding Study to Assess the Safety and Efficacy of LDE225 + INC424 in Patients With MF
The purpose of this phase Ib/II clinical trial was to: a) evaluate the safety of the co-administration of LDE225 and INC424 in myelofibrosis patients and establish a maximum tolerated dose and/or Recommended Phase II dose of the…
- Conditions
- Primary Myelofibrosis, Thrombocytosis, Essential Thrombocythemia, Polycythemia Vera
- Trial name
- NCT01787552
- Testing
- LDE225, INC424
- Where
- 18 sites in Australia, Belgium and 9 more
- Volunteers
- 50 people
- Sponsor
- Novartis Pharmaceuticals
CABG Surgery, Cold Blood Cardioplegia, Coagulation Profile and Platelet Function
Hypothermic Versus Normothermic Cardiac Bypass in Patients Undergoing CABG Surgery, Effect on Coagulation; Randomized Controlled Trial
On-pump CABG surgery deleteriously affects hematological and coagulation profiles of patients and this effect was accentuated by the use of cold bypass.
- Trial name
- NCT04148404
- Testing
- Normothermic group
- Where
- Egypt
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Cairo University
Wound Heal, Platelets; Defect
Effects of Platelet Concentrates on Palatal Wound Healing
Platelet concentrates used in palatal wound healing have been reported to accelerate wound healing and reduce postoperative patient discomfort.
- Conditions
- Wound Heal, Platelets; Defect, Periodontal Inflammation, Gingival Recession
- Trial name
- NCT04097509
- Testing
- AFG application on palatinal wound healing, i-PRF application on palatinal wound healing, control
- Where
- Turkey (Türkiye)
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Inonu University
Blood Platelet Disorder, Hemorrhage
Correlation Between Platelet Function Analyzer-100 Testing and Bleeding Events After Percutaneous Kidney Biopsy
Kidney biopsy represents the criterion standard to obtain information on diagnosis and prognosis of renal dysfunctions . Many patients with kidney disease have a predisposition to bleed, especially when they undergo an invasive…
- Conditions
- Blood Platelet Disorder, Hemorrhage, Kidney Diseases
- Trial name
- NCT03762707
- Where
- Italy
- Volunteers
- 250 people
- Sponsor
- Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari
Immune Thrombocytopenia, Platelet Disorder
Safety and Efficacy of Eltrombopag at Escalated Doses
Study rationale is based on the data that in previous clinical studies of eltrombopag in ITP there are some patients who have been reported as non responders at the maximal approved dose of 75 mg daily.
- Trial name
- NCT01880047
- Testing
- Eltrombopag
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Weill Medical College of Cornell University
Menopause, Cardiac Function Impaired
Effects of Exercise Training on Cardiovascular Health in Middle-aged Women
The hypothesis of the present study is that physical training can oppose detrimental changes in cardiovascular and metabolic health associated with estrogen loss after menopause.
- Conditions
- Menopause, Cardiac Function Impaired, Cardiovascular Diseases, Blood Platelet Disorders
- Trial name
- NCT02135575
- Testing
- Spinning
- Where
- Denmark
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
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
Cardiopulmonary Bypass, Platelet Disorder
Preoperative Dual Antiplatelet Therapy: Platelet Function and Influence of Cardiopulmonary Bypass
Patients admitted for coronary artery bypass surgery taking antiplatelet medicine have an increased risk for bleeding. Present study aims to compare the platelet function in two patient groups using different types of heart-lung…
- Conditions
- Cardiopulmonary Bypass, Platelet Disorder, Bleeding Disorder, Platelet Dysfunction Due to Drugs
- Trial name
- NCT02979158
- Testing
- CPB Low Dose, CPB High Dose
- Where
- Sweden
- Volunteers
- 60 people
- Sponsor
- Umeå University
Coagulation Disorder, Blood, Platelet Function
Characteristics of Primary and Plasmatic Hemostasis in Preeclampsia
The study aims to investigate the impact of preeclampsia on hemostasis.
- Trial name
- NCT03149250
- Testing
- Aggregometry, Monitoring of plasmatic hemostasis
- Volunteers
- 60 people
- Sponsor
- Goethe University
Blood Coagulation Disorders
Study of Megakaryocytes From Patients With Abnormal Platelet Vesicles
Congenital bleeding disorders characterized by abnormal platelet granules include Gray Platelet syndrome (GPS; defective alpha-granules), Hermansky-Pudlak syndrome (HPS; defective delta-granules), and combined alpha delta-storage…
- Trial name
- NCT00086476
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- National Human Genome Research Institute (NHGRI)
Fibrin/Therapeutic Use, Blood Platelets
Effects of the Use of Platelet-rich Fibrin on Bone Regeneration After Impacted Third Molar Surgery
The purpose of this study is to evaluate the bone regeneration after impacted third molar surgery on split mouth design using platelet-rich fibrin.
- Conditions
- Fibrin/Therapeutic Use, Blood Platelets, Molar, Third, Bone Regeneration
- Trial name
- NCT02890680
- Testing
- Platelet-rich fibrin, Control group
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Acute Coronary Syndrome, Angioplasty, Transluminal, Percutaneous Coronary
Early Use of Rosuvastatin in Acute Coronary Syndromes: Targeting Platelet-Leukocyte Interactions
The central hypothesis for this work is that platelet - leukocyte interactions play a critical role in the pathogenesis of acute ischemic events.
- Conditions
- Acute Coronary Syndrome, Angioplasty, Transluminal, Percutaneous Coronary, Hydroxymethylglutaryl-CoA Reductase Inhibitors, Blood Platelets
- Trial name
- NCT01241903
- Testing
- rosuvastatin
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Susan Smyth
Blood Platelets, Hematologic Diseases
Trial to Reduce Alloimmunization to Platelets (TRAP)
To determine the best, clinically useful procedure to prevent or minimize platelet alloimmunization as a cause of refractoriness to platelet transfusion in patients undergoing marrow ablative chemotherapy for acute myelogenous…
- Conditions
- Blood Platelets, Hematologic Diseases, Immunization, Leukemia, Myelocytic, Acute
- Trial name
- NCT00000589
- Testing
- platelet transfusion
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Gaucher Disease, Thrombocytopathy
Thrombocytopathy in Gaucher Disease Patients
In Gaucher disease type I bleeding is a common presenting symptom, that may manifest itself as frequent nose bleeds, easy bruising but can also cause substantial bleeding after surgical or dental procedures and may occur in…
- Trial name
- NCT01344096
- Where
- 2 sites in Israel
- Volunteers
- 70 people
- Sponsor
- Rabin Medical Center