Clinical trials: Vasodilation
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
Cardiac Catheterization, Spasm
Topical Radial Artery Vasodilation
The aim of the study is to facilitate radial artery access for cardiac catheterization. The investigators hypothesize that topical nitroglycerin and lidocaine will reduce radial artery spasm.
- Trial name
- NCT01155167
- Testing
- Nitroglycerin and lidocaine
- Where
- United States
- Volunteers
- 86 people
- Sponsor
- University of California, San Francisco
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
Hypertension
A Study of the Effect of Nebivolol to Evaluate Its Vasodilatory Effects in Hypertensive Patients
The study is designed to compare the effects of nebivolol (10, 20, 40mg/day) with another beta blocker, extended-release metoprolol, at a range of doses.
- Trial name
- NCT00648895
- Testing
- Nebivolol, Metoprolol ER (TM)
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Forest Laboratories
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
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
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
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
Peripheral Arterial Disease
Endothelial Function in Lower Extremity Bypass Grafts
This study will determine whether or not saphenous vein [arterial] bypass grafts in the leg relax in response to increases in blood flow.
- Trial name
- NCT00759707
- Testing
- L-N^G monomethyl arginine (L-NMMA)
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Brigham and Women's Hospital
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
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
Diabetes Mellitus, Type 2
Trial to Assess the Influence of 4 Weeks' Treatment With Linagliptin as Compared to Glimepiride and Placebo on Endothelial Function in Patients With Type 2 Diabetes Using FMD (Flow-Mediated Vasodilation)
The general aim of the present study is to investigate the impact of 4 weeks treatment with linagliptin (5 mg) on endothelial function in patients with type 2 diabetes mellitus.
- Trial name
- NCT01703286
- Testing
- Linagliptin, Glimepiride
- Where
- Germany
- Volunteers
- 42 people
- Sponsor
- Boehringer Ingelheim
Cardiovascular Diseases, Vascular Dilation
Thromboxane Receptor Antagonist to Improve Endothelial Function
This study evaluates whether addition of the thromboxane receptor antagonist to chronic aspirin therapy improves endothelial function and reduces non-platelet thromboxane generation in patients with established cardiovascular…
- Trial name
- TRAP (NCT03962855)
- Testing
- Ifetroban Sodium
- Where
- United States
- Volunteers
- 57 people
- Sponsor
- Jeffrey Rade
Cerebral Vasospasm After Subarachnoid Hemorrhage
Safety Study of Dantrolene to Treat Cerebral Vasospasm After Subarachnoid Hemorrhage
Subarachnoid hemorrhage (SAH) is a devastating acute brain injury due to bleeding onto the brain surface from a ruptured aneurysm.
- Trial name
- NCT00964548
- Testing
- Dantrolene
- Where
- 2 sites in United States
- Volunteers
- 10 people
- Sponsor
- University of Massachusetts, Worcester
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
Heart Transplant Surgery, Lung Transplant Surgery
Inhaled Selective Pulmonary Vasodilators for Advanced Heart Failure Therapies and Lung Transplantation Outcomes
1. to conduct a clinical investigation to determine if inhaled epoprostenol (Veletri®, iEPO) and inhaled nitric oxide (iNO) will have similar impact on outcomes in adult patients undergoing durable LVAD placement, heart…
- Trial name
- INSPIRE-FLO (NCT03081052)
- Testing
- iNO, iEPO
- Where
- United States
- Volunteers
- 519 people
- Sponsor
- Duke University
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
Vascular, Endothelial
Feasibility of Digital Thermal Monitoring to Assess Endothelium-Dependent Vasodilation in Patients Undergoing Hematopoietic Cell Transplantation (HCT)
The Vendys II, an FDA-approved device, uses finger digital thermal monitoring (DTM) after a period of blood flow restriction to evaluate vascular health.
- Conditions
- Vascular, Endothelial, Endothelial Dysfunction, Endothelix
- Trial name
- NCT05029752
- Testing
- Vendys II Device
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- M.D. Anderson Cancer Center
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
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