Clinical trials: Platelet Function
Drug Interaction
PPI and Clopidogrel Response
Clopidogrel, in combination with aspirin, is currently the recommended treatment for secondary prevention of ischemic events in high-risk patients and for prevention of coronary artery stent thrombosis.
- Trial name
- NCT01170533
- Testing
- omeprazole and pantoprazole
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Florida
Cardiovascular Disease
Postprandial Effects of Walnut Components Versus Whole Walnuts on Cardiovascular Disease (CVD) Risk Reduction
The purpose of this study is to evaluate the acute, postprandial effects and mechanism of action of various walnut components (separated nut skins, de-fatted nut meat, nut oil) versus whole walnuts on oxidative stress…
- Trial name
- NCT00938340
- Testing
- Walnut "meat", Walnut Oil, Walnut Skins
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Penn State University
Inhibition of Platelet Aggregation by Incretins
Effects of Incretins on Human Platelet Function
Novel drugs for the treatment of patients with diabetes are of interest for cardiologists if they reduce the risk of cardiovascular events.
- Trial name
- NCT01408862
- Testing
- venous puncture
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Council of Scientific and Technical Research, Argentina
Healthy
Pharmacodynamic Study of Cilostazol in Healthy Volunteers
The primary objective of this study is to investigate the effects of Cilostazol, Acetylsalycylic acid and Clopidogrel alone as well as combinations of Cilostazol/Acetylsalicylic acid and Cilostazol/ Clopidogrel on ex-vivo…
- Trial name
- CiloMecT (NCT02554721)
- Testing
- Cilostazol, Acetylsalicylic acid, Clopidogrel
- Where
- Germany
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Co., Ltd.
Postprandial Glucose, Platelet Activation
Cimarrón Bean Extrudate Solution on Platelet Function and Biochemical Parameters
This non-randomized acute clinical trial evaluates the effect of consuming a water-based solution of Cimarrón bean extrudate on platelet function and postprandial glycemia in adults.
- Trial name
- CBE-SP (NCT07043829)
- Testing
- SPVCE (Solution Phaseolus vulgaris L. var. Cimarrón Extrudate in Water)
- Where
- Chile
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Talca
Analgesia, Obstetrical, Coagulation Defect; Postpartum
IV Ketorolac on Platelet Function Post-Cesarean Delivery
Cesarean delivery has become the most common surgical procedure in the US. Non-steroidal anti-inflammatory drugs (NSAIDs) have been shown to improve the quality of post-cesarean analgesia and markedly reduce opioid consumption.
- Conditions
- Analgesia, Obstetrical, Coagulation Defect; Postpartum, Nonsteroidals (NSAIDs)Toxicity, Postpartum Hemorrhage
- Trial name
- KetoPltAgg (NCT03805607)
- Testing
- Ketorolac Tromethamine 30 MG/ML
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Atherosclerosis
Arterial Function and Atherosclerosis in Essential Thrombocythemia
The aim of the study is to examine (a) whether patients with JAK2 V617F positive ET in comparison to age-and sex-matched, apparently healthy control subjects show more advanced progression of arterial stiffness, pulse-wave…
- Trial name
- NCT03828422
- Testing
- imaging
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
Chronic Kidney Disease
Whole Blood Platelet Aggregation in Chronic Kidney Disease Patients on Aspirin Study
Higher coronary in-stent thromboses and bleeding complications on anti-platelet agents are more common in Chronic Kidney Disease vs. non-Chronic Kidney Disease patients.
- Trial name
- WiCKDonASA (NCT01768637)
- Testing
- Aspirin, Clopidogrel
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
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
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
Platelet Dysfunction
The Effect of Dapagliflozin on Platelet Function testinG Profiles in Diabetic PatiEnts.
Sodium GLucose Transport 2 inhibitors (SGLT2I), including dapagliflozin, reduce the likelihood of hospitalization for heart failure and death in persons with type 2 diabetes, of which the mechanism has not been fully elucidated.
- Trial name
- EDGE (NCT04400760)
- Testing
- DAPA Tx
- Where
- Trinidad and Tobago
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- The University of The West Indies
Healthy
The Impact of Grapefruit Juice on the Response to Clopidogrel
This study will measure the percentage of platelet aggregation inhibition with a loading dose of clopidogrel (300 mg) using the VerifyNow Assay System in healthy volunteers who have drank 11 oz of grapefruit juice.
- Trial name
- NCT00817999
- Testing
- Grapefruit juice, Clopidogrel 75 mg/day, Clopidogrel 300 mg
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Creighton University
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
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
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
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
Chronic Kidney Diseases, Heart Attack
Chronic Kidney Disease (CKD) Platelet Study
This study evaluates how aspirin, clopidogrel and ticagrelor work in people with chronic kidney disease (CKD) compared to people with normal kidneys.
- Conditions
- Chronic Kidney Diseases, Heart Attack, Stroke, Ischemic
- Trial name
- NCT03649711
- Testing
- Ticagrelor 90mg, Clopidogrel 75mg, Aspirin 81 mg
- Where
- 2 sites in United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- University of Arkansas