Clinical trials: Vasodilation
Obesity
Effect of DPP4 Inhibition on Growth Hormone Secretion
This study tests the following hypotheses: Aim 1: Test the hypothesis that acute dipeptidyl peptidase 4 (DPP4) inhibition with the currently available anti-diabetic drug, sitagliptin, will increase stimulated growth hormone (GH)…
- Trial name
- NCT01701973
- Testing
- Sitagliptin, Pegvisomant, L-NMMA
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Sleep
Long Sleep Duration and Vascular Function
Sleep duration has received much attention in recent years due to strong evidence that not enough sleep can increase risk for a number of diseases and disorders.
- Trial name
- NCT04679051
- Testing
- Sleep duration
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
HIV Infections, Dyslipidemia
Study of Niacin on Endothelial Function in HIV-infected Subjects With Low High Density Lipoprotein Cholesterol Levels
This study is a pilot study examining the effect of extended-release niacin (Niaspan ®) on flow-mediated vasodilation (FMD) of the brachial artery, among human immunodeficiency virus (HIV)-1 infected individuals with low high…
- Conditions
- HIV Infections, Dyslipidemia, Endothelial Dysfunction
- Trial name
- NCT00986986
- Testing
- extended release niacin
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Hawaii
Hyperlipidemias, Hypertension
The Effect of Farlong® NotoGinseng™ (Ginseng Plus®) on Cholesterol and Blood Pressure
In this randomized, placebo-controlled, double-blind parallel study in human participants with elevated LDL-C and elevated BP described here, the clinical benefits of Farlong NotoGinseng™ (Farlong Ginseng Plus® Panax Notoginseng…
- Trial name
- NCT04069715
- Testing
- Farlong NotoGinseng™ (Farlong Ginseng Plus® Panax Notoginseng extract)
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- LongStar HealthPro, Inc. DBA Farlong Pharmaceutical
Microvascular Dysfunction
Cheese Consumption and Human Microvascular Function
Increased dairy intake is associated with improved measures of blood vessel health. Dairy cheese, however, is often high in sodium. Dietary sodium can impair blood vessel function.
- Trial name
- NCT03376555
- Testing
- Low sodium no cheese, Low sodium cheese, High sodium no cheese
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Lacy Alexander
Endothelial Dysfunction, Obesity
Leptin Infusion and Endothelial Vasomotor Response
Adipose tissue is an active endocrine organ producing several hormones with circulatory and metabolic effects. In 1994, the hormone leptin was discovered.
- Conditions
- Endothelial Dysfunction, Obesity, Vasodilation, Venous Occlusion Plethysmography
- Trial name
- LIVARM (NCT04374500)
- Testing
- Leptin infusion plus vasodilators in healthy men, Leptin infusion in healthy men, Vasodilators in CAD patients
- Where
- 2 sites in Sweden, United Kingdom
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Stefan Soderberg
Type 2 Diabetes Mellitus
Free Fatty Acids and Vascular Function in Subjects With Diabetes
This study will test the hypothesis that reduction in release of free fatty acids from adipocytes will restore insulin-mediated endothelium-dependent vasodilation and skeletal muscle glucose metabolism in subject with type 2…
- Trial name
- NCT00153179
- Testing
- acipimox
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Glucose Intolerance, Aortic Stiffness
Healthy Aging Through Functional Food
The purpose of this study is to determine whether dietary inducers of glyoxalase 1 are effective in improving metabolic and vascular health.
- Conditions
- Glucose Intolerance, Aortic Stiffness, Vasodilation
- Trial name
- HATFF (NCT02095873)
- Testing
- Glyoxalase 1 (Glo1) inducer
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Warwick
Healthy
Radial Artery Dilation Study: The Effect of Topical Administration of Nitroglycerin and Lidocaine Versus Lidocaine Alone of the Radial Artery Diameter
The radial artery, which is located on the outer side of the forearm, can be used in interventional procedures, such as cardiac catheterization, to provide access to the arterial blood supply.
- Trial name
- NCT00686231
- Testing
- Nitroglycerin 15mg, Nitroglycerin 30mg, Lidocaine 20mg
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Radial Artery
Radial Artery Vasodilation Heat Study
The purpose of this study is to collect data about the efficacy of utilizing distal topical heat application for dilatation of the radial artery.
- Trial name
- NCT03620383
- Testing
- Topical Heat
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Metabolic Syndrome
The Impact of Free Fatty Acid Reduction on Vascular Function in the Metabolic Syndrome
This study will test the hypothesis that reducing the release of free fatty acids (FFA) from fat cells will restore insulin-mediated, endothelium-dependent vasodilation in people with the metabolic syndrome.
- Trial name
- NCT00759291
- Testing
- acipimox
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Endometriosis
Cardiovascular Disease Risk in Women With Endometriosis
To test the hypothesis that estrogen suppression impairs endothelial dysfunction in endometriosis.
- Trial name
- NCT03746535
- Testing
- Elagolix
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Yale University