Clinical trials: Platelet Function Disorder
Myocardial Infarction
Genetic Variation in Platelet Aggregation
The aim of the study is to test whether genetic variation in the alpha 2A adrenergic receptor affects diurnal variation in platelet aggregation.
- Trial name
- NCT01576536
- Where
- United States
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Cardiovascular Disease, Bleeding
Lovaza's Effect on the Activation of Platelets
This study is to determine the effects of Lovaza in platelet function studies
- Trial name
- LEAP (NCT00515541)
- Testing
- Lovaza
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Invitrox
Cardiovascular Disease
The Purple Grape Juice Study
Coronary heart disease (CHD) is the largest contributor to morbidity and mortality in the Western world and is associated with high-calorie diet, high body mass, and a variety of other factors.
- Trial name
- NCT00551746
- Testing
- Purple Grape Juice
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Intermountain Health Care, Inc.
Major Depressive Disorder
Depression, Epinephrine, and Platelet Function
Men and women who have suffered sexual and/or physical abuse before the age of 12 are at increased risk for anxiety and mood disorders, other serious psychiatric disorders, and likely medical illnesses.
- Trial name
- NCT00166114
- Testing
- Escitalopram, Desipramine
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Emory University
COPD, Interstitial Lung Disease
Autologous Stem Cell Treatment for Chronic Lung Disease Study
The purpose of the Lung Institute is to collect and isolate a patient's own cells and platelet rich plasma (PRP) and deliver the product back to the patient the same day.
- Trial name
- NCT03044431
- Testing
- Cell therapy
- Where
- United States
- Volunteers
- 207 people
- Sponsor
- Lung Institute
Cardiovascular Diseases, Atherosclerosis
Aspirin Dose and Atherosclerosis in Patients With Heart Disease
The purpose of the study is to test higher versus lower doses of aspirin on markers of atherosclerosis in patients who have had a heart attack.
- Conditions
- Cardiovascular Diseases, Atherosclerosis, Myocardial Infarction
- Trial name
- TAD (NCT00272337)
- Testing
- Aspirin
- Where
- 2 sites in United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Florida Atlantic University
Coronary Artery Disease, Chest Pain
The Effect of Clopidogrel on Coated-Platelets in Patients Undergoing Cardiac Catheterization
This study will explore the effect of clopidogrel on coated-platelets in patients who are given a loading dose before diagnostic catheterization or percutaneous coronary intervention.
- Trial name
- NCT00644657
- Testing
- Clopidogrel
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- University of Oklahoma
Osteoarthritis of the Knee, Coagulopathy
Trial to See if Topical Pennsaid for Knee Pain Affects Coagulation Values in Patients Who Are Also Taking Anticoagulants
The purpose of this study is to see if using a topical nonsteroidal antiinflammatory drug (Pennsaid) to treat osteoarthritis knee pain will affect coagulation values in patients who are also taking anticoagulant or antithrombotic…
- Trial name
- ATCCTCP-1 (NCT01511939)
- Testing
- Pennsaid
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- Nathan Wei, MD, FACP, FACR:
Myocardial Infarction, Percutaneous Coronary Intervention
Escalating Clopidogrel by Involving a Genetic Strategy - Thrombolysis In Myocardial Infarction 56
To determine whether higher as compared with lower maintenance doses of clopidogrel can adequately improve the degree of platelet inhibition in carriers of a reduced-function CYP2C19 allele.
- Trial name
- ELEVATE (NCT01235351)
- Testing
- Clopidogrel
- Where
- United States
- Volunteers
- 335 people
- Sponsor
- The TIMI Study Group
Diabetes, Platelet Function
Effects of Pioglitazone on Platelet Function
The purpose of this study is to determine how pioglitazone and aspirin affect platelets in the blood of diabetic and non-diabetic subjects. Platelets are small cells in the blood that help with blood clotting.
- Conditions
- Diabetes, Platelet Function, Healthy
- Trial name
- UHEM08014 (NCT00861341)
- Testing
- Aspirin, Pioglitazone
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Myocardial Infarction
Effects of Recombinant Human Erythropoietin on Platelet Function in Patients With Acute Myocardial Infarction
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
- NCT00367991
- Testing
- Recombinant human erythropoietin alfa (drug)
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- Yale University
Coronary Artery Disease
Comparison of Prasugrel and Clopidogrel in Low Body Weight Versus Higher Body Weight With Coronary Artery Disease
The 5-milligram (mg) dose of prasugrel in low body weight (LBW) patients with coronary artery disease produces a pharmacodynamic response within the same therapeutic range as 10-mg dose in higher body weight (HBW) patients.
- Trial name
- FEATHER (NCT01107925)
- Testing
- prasugrel, clopidogrel
- Where
- 6 sites in United States, Ireland and 2 more
- Volunteers
- 72 people
- Sponsor
- Eli Lilly and Company
Aortic Valve Disease
Transcranial Doppler (TCD) Assessment During Early Anti-thrombotic Therapy After Bioprosthetic Aortic Valve Replacement
The purpose of this study is to determine if there is any difference in the counts of cerebral emboli and platelet function between two prophylactic treatments of thrombosis currently used at University of Ottawa Heart Institute…
- Trial name
- Tissue-Valve (NCT00465218)
- Testing
- Prophylaxis of Thrombosis after aortic valve replacement
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Rheumatoid Arthritis, Cardiovascular Diseases
NSAIDs vs. Coxibs in the Presence of Aspirin
The objectives of this single site, randomized, crossover study is to evaluate the pharmacodynamic interactions between aspirin, NSAIDs and Coxibs with respect to platelet function, biomarkers of inflammation and endothelial…
- Trial name
- NCT03699293
- Testing
- celecoxib 200mg capsule, naproxen sodium 550mg tablet, Aspirin 81mg tablet
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Platelet and Thrombosis Research, LLC
Healthy
A Study of the Effects of Multiple Doses of Dexlansoprazole, Lansoprazole, Omeprazole or Esomeprazole on the Pharmacokinetics and Pharmacodynamics of Clopidogrel in Healthy Participants.
The purpose of this study is to assess the potential effect and safety of multiple oral doses of dexlansoprazole, lansoprazole, omeprazole or esomeprazole, once daily (QD), on the steady-state pharmacokinetics and…
- Trial name
- NCT00942175
- Testing
- Clopidogrel, Clopidogrel and Lansoprazole, Clopidogrel and Dexlansoprazole
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Takeda
Investigation of Platelet Aggregation in Paediatric Patients With Sickle Cell Disease
A Pharmacokinetic (PK) and Pharmacodynamic (PD) Dose-ranging Phase II Study of Ticagrelor in Paediatric Patients With Sickle Cell Disease
The purpose of this Phase II dose-ranging study is to investigate pharmacokinetic (PK) and pharmacodynamic (PD) properties of various doses of ticagrelor followed by 4 weeks of twice-daily treatment in paediatric patients with…
- Trial name
- HESTIA 1 (NCT02214121)
- Testing
- Ticagrelor Dose 1a + Dose 2a, Ticagrelor Dose 1b + Dose 2b
- Where
- 18 sites in United States, Canada and 4 more
- Volunteers
- 46 people
- Sponsor
- AstraZeneca
Stable Coronary Artery Disease
An Asian Study to Assess the Properties and Profile of Ticagrelor in Patients With Stable Coronary Artery Disease
The purpose of the study is to determine the drug characteristics of Ticagrelor, and to determine if 4 weeks treatment will reduce the blood clotting.
- Trial name
- NCT01118325
- Testing
- ticagrelor, clopidogrel
- Where
- 13 sites in Japan, Philippines
- Volunteers
- 146 people
- Sponsor
- AstraZeneca
Sickle Cell Disease
Effect of Ticagrelor vs. Placebo in the Reduction of Vaso-occlusive Crises in Pediatric Patients With Sickle Cell Disease
The purpose of the study is to Evaluate the Effect of Ticagrelor versus Placebo in Reducing the Rate of Vaso-Occlusive Crises in Paediatric Patients with Sickle Cell Disease
- Trial name
- HESTIA3 (NCT03615924)
- Testing
- Ticagrelor
- Where
- 55 sites in United States, Belgium and 14 more
- Volunteers
- 193 people
- Sponsor
- AstraZeneca
Arterial Occlusive Diseases, Coronary Artery Disease
Safety of PZ-128 in Subjects Undergoing Non-Emergent Percutaneous Coronary Intervention
The object of the study is to determine whether different doses of PZ-128, when added to standard medical care in persons undergoing cardiac catheterization/percutaneous coronary intervention, will increase the risk of bleeding.
- Conditions
- Arterial Occlusive Diseases, Coronary Artery Disease, Coronary Disease, Arteriosclerosis
- Trial name
- TRIP-PCI (NCT02561000)
- Testing
- PZ-128
- Where
- 3 sites in United States
- Volunteers
- 100 people
- Sponsor
- Tufts Medical Center
Thrombocytopenia, Myocardial Infarction
Aspirin in Patients With Myocardial Infarction and Thrombocytopenia
Primary Objective: To determine the risk of bleeding from ASA therapy in thrombocytopenic patients who develop Acute Coronary Syndrome (ACS), and assess its effect on the overall morbidity and mortality in these patients as well…
- Trial name
- NCT00501345
- Testing
- Aspirin
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- M.D. Anderson Cancer Center