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Showing 1–24 of 464 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Endothelial Function Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Inspiratory Muscle Strength Training for Lowering Blood Pressure and Improving Endothelial Function in Postmenopausal Women: Comparison With "Standard of Care" Aerobic Exercise

NCT05000515
View directory record Official record
Conditions
Aging, Blood Pressure, Endothelial Dysfunction, Hypertension
Interventions
High-resistance inspiratory muscle strength training, Aerobic exercise
Other
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
50 Years and older · Female only
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Phase 4 Interventional Results available

Effect of Probiotic Supplementation on Endothelial Function

NCT01952834
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
GoodBelly Probiotic, Vancomycin
Dietary Supplement · Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
40 Years to 75 Years · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Milwauke, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 20, 2016 · Synced Jul 21, 2026, 4:44 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Controlled Study to Investigate the Effect of Multi-wave Light Emitting Diode (LED) Bed on Blood Pressure and Endothelial Function

NCT04006158
View directory record Official record
Conditions
Hypertension
Interventions
LED bed
Device
Lead sponsor
LED Intellectual Properties, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rockdale, Texas
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Ovarian Hormone Suppression on Vascular and Cognitive Function

NCT03112226
View directory record Official record
Conditions
Cognitive Impairment, Estrogen Deficiency, Menopause, Endothelial Dysfunction, Vascular Stiffness
Interventions
GnRHant + E2, GnRHant + Placebo
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 6, 2021 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Exercise and Vascular Function in Chronic Kidney Disease

NCT02050035
View directory record Official record
Conditions
Chronic Renal Insufficiency
Interventions
Aerobic Exercise Training
Other
Lead sponsor
University of Delaware
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Phase 4 Interventional Results available

Effect of Raltegravir on Endothelial Function in HIV-Infected Patients

NCT00843713
View directory record Official record
Conditions
HIV Infection, Inflammation, Cardiovascular Disease, HIV Infections
Interventions
raltegravir, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 11, 2018 · Synced Jul 21, 2026, 4:44 PM EDT
Terminated Phase 4 Interventional

Reversing Endothelial and Diastolic Dysfunction and Improving Collagen Turnover in Diastolic Heart Failure

NCT00293150
View directory record Official record
Conditions
Diastolic Heart Failure
Interventions
Eplerenone
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 26, 2017 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Not applicable Interventional

Effects of Cocoa on Ambulatory Blood Pressure and Vascular Function in Patients With Stage I Hypertension

NCT01672840
View directory record Official record
Conditions
Hypertension
Interventions
5g Cocoa Consumption, 10g Cocoa Consumption
Dietary Supplement
Lead sponsor
Griffin Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Derby, Connecticut • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Jul 21, 2026, 4:44 PM EDT
Recruiting Not applicable Interventional

Sodium Lowering Vascular Effects Trial

NCT05388032
View directory record Official record
Conditions
Endothelial Dysfunction, Vascular Stiffness, Left Ventricular Hypertrophy, Left Ventricular Dysfunction
Interventions
Sodium Reduction Intervention
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
40 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Jul 21, 2026, 4:44 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Probing the Role of Mitochondrial Oxidative Stress in Impaired Vascular Function Among Young Adults With Early Life Adversity

NCT07244809
View directory record Official record
Conditions
Adverse Childhood Experience, Endothelial Function (FMD), Endothelial Injury, Mitochondrial Function, Oxidative Stress, Psychosocial Influence on Cardiovascular Disease
Interventions
Mitoquinone mesylate (MitoQ), Placebo
Dietary Supplement
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 29 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 23, 2025 · Synced Jul 21, 2026, 4:44 PM EDT
Terminated Phase 4 Interventional Results available

Effect of Dapagliflozin on Inflammation and Endothelial Function

NCT02608905
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Dapagliflozin, Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years to 70 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 7, 2020 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Free Fatty Acids and Vascular Function in Subjects With Diabetes

NCT00153179
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
acipimox, placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2018 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Not applicable Interventional

Effect of Transcutaneous Vagal Stimulation (TVS) on Endothelial Function in PAD

NCT03445754
View directory record Official record
Conditions
Peripheral Artery Disease, Endothelial Dysfunction, Autonomic Imbalance
Interventions
TVS, Sham TVS
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Not applicable Interventional Results available

Depression Therapy to Improve Cardiovascular Risk in HIV

NCT02309372
View directory record Official record
Conditions
Depression, HIV
Interventions
Beating the Blues
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Jul 21, 2026, 4:44 PM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Effect of Rosuvastatin on Endothelial Function

NCT00986999
View directory record Official record
Conditions
HIV Infections, Cardiovascular Disease
Interventions
rosuvastatin
Drug
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Jan 28, 2015 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of Vitamin D Supplementation on Endothelial Function in Obese Adolescents

NCT01746264
View directory record Official record
Conditions
Obesity, Endothelial Dysfunction, Vitamin D Deficiency
Interventions
Vitamin D3
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
12 Years to 18 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 1, 2016 · Synced Jul 21, 2026, 4:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Aging and Gender-Affirming Hormone Therapy on Vascular Endothelial Function and Metabolic Profiles in Transgender Men

NCT04237467
View directory record Official record
Conditions
Transgender, Gender Identity, Vascular Stiffness, Vascular Inflammation, Blood Pressure, Lipid Disorder, Appetitive Behavior
Interventions
No intervention
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

The Role of Angiotensin Type I Receptor in the Regulation of Human Peripheral Vascular Function

NCT00001628
View directory record Official record
Conditions
Atherosclerosis, Heart Failure, Congestive, Hypertension, Myocardial Infarction
Interventions
Angiotensin II type 1 receptor antagonists
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 21, 2026, 4:44 PM EDT
Not listed No phase listed Observational

Association of Endothelial Function and Clinical Outcomes in Subjects Admitted to Chest Pain Unit

NCT01618123
View directory record Official record
Conditions
Myocardial Infarction, Death, Cerebrovascular Accident, Congestive Heart Failure, Angina Pectoris
Interventions
Not listed
Lead sponsor
Sheba Medical Center
Government
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2025
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 11, 2023 · Synced Jul 21, 2026, 4:44 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

The Effect of NAD Supplementation on Brain Vascular Health in Aging

NCT05483465
View directory record Official record
Conditions
Aging
Interventions
Nicotinamide riboside, Placebo
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
60 Years to 85 Years
Enrollment
214 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Jul 21, 2026, 4:44 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Endothelial Hyperpolarization in Humans

NCT00166166
View directory record Official record
Conditions
Hyperlipidemia
Interventions
Tetraethylammonium (TEA), L-NG-monomethyl Arginine (L-NMMA), Bradykinin, Sodium nitroprusside, Acetylcholine, Saline, Fluconazole
Drug
Lead sponsor
Emory University
Other
Eligibility
21 Years to 65 Years
Enrollment
174 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Jul 21, 2026, 4:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Diesel Exhaust Particulate Exposures on Endothelial Function in Humans

NCT00434005
View directory record Official record
Conditions
Healthy
Interventions
N-acetylcysteine, ascorbate, Placebo
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 49 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 15, 2013 · Synced Jul 21, 2026, 4:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Assessment of Longitudinal Changes in Endothelial Function and Oxidative Stress in Normotensive Patients With ADPKD

NCT03493802
View directory record Official record
Conditions
Autosomal Dominant Polycystic Kidney Disease
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 40 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced Jul 21, 2026, 4:44 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Alpha-Adrenoceptor Vascular Function In Chronic Kidney Disease Focus On The Role Of Endothelial Nitric Oxide

NCT00356265
View directory record Official record
Conditions
Chronic Kidney Disease, Hypertension
Interventions
Procedure: Regional phenylephrine arterial infusion
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Jul 21, 2026, 4:44 PM EDT