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ClinicalTrials.gov public records Last synced May 21, 2026, 7:58 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Endothelial Dysfunction Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Obesity, Weight Loss
Interventions
Weight loss without pharmacotherapy
Other
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
40 Years and older
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Climara, Placebo patch, Resveratrol, Placebo
Drug · Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
50 Years to 70 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 19, 2020 · Synced May 21, 2026, 7:58 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Overweight, Obesity, Aging, Menopause
Interventions
70 mL red beetroot juice, 70 mL red beetroot juice without nitrate, 70 mL placebo drink plus potassium nitrate, 70 mL placebo drink
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
40 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 12, 2018 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Vascular Diseases
Interventions
Fructose and physical inactivity
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 16, 2022 · Synced May 21, 2026, 7:58 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Coronary Atherosclerosis, Endothelial Dysfunction, Coronary Small Vessel Disease
Interventions
Optical Coherence Tomography (C7 XR Dragonfly )
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 2, 2016 · Synced May 21, 2026, 7:58 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Spinal Cord Injuries, Endothelial Dysfunction, Testosterone Deficiency
Interventions
Intra-arterial Infusion of Vasoactive Agents, Intra-arterial Vitamin C Infusion, Blood Sampling
Diagnostic Test
Lead sponsor
Craig Hospital
Other
Eligibility
18 Years to 89 Years · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Englewood, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Peripheral Vascular Disease, Lipid Disorder, Endothelial Dysfunction
Interventions
High Saturated Fat
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 40 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Wauwatosa, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 28, 2025 · Synced May 21, 2026, 7:58 PM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Corneal Edema, Corneal Endothelial Dysfunction
Interventions
AURN001, Corneal Endothelial Cells, Y27632
Combination Product · Biological · Drug
Lead sponsor
Aurion Biotech
Industry
Eligibility
18 Years to 99 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
17
States / cities
Little Rock, Arkansas • Los Angeles, California • San Francisco, California + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced May 21, 2026, 7:58 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Questionnaire of overall health
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years and older · Female only
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 10, 2016 · Synced May 21, 2026, 7:58 PM EDT
Terminated Phase 1 Interventional Results available
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
atorvastatin, ascorbic acid, Placebo
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 26, 2018 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Aging, Vascular Endothelium, Skeletal Muscle
Interventions
Step Count Reduction
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced May 21, 2026, 7:58 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Isolated Systolic Hypertension, Endothelial Dysfunction
Interventions
6R-BH4, Placebo
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 20, 2017 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Tobacco Abuse Smoke
Interventions
Fluticasone, Placebo
Drug
Lead sponsor
University of Miami
Other
Eligibility
30 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 28, 2016 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Prediabetes
Interventions
Exercise, Without exercise
Behavioral
Lead sponsor
Baystate Medical Center
Other
Eligibility
20 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 16, 2014 · Synced May 21, 2026, 7:58 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Hyperuricemia
Interventions
Low-fructose diet, isocaloric, Allopurinol, Placebo, Low-fructose, hypocaloric
Other · Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
40 Years to 75 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 2, 2023 · Synced May 21, 2026, 7:58 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Peripheral Artery Disease, Claudication, Intermittent
Interventions
Passive calf muscle stretching device
Device
Lead sponsor
Penn State University
Other
Eligibility
40 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Oxidative Stress, Inflammation, Endothelial Dysfunction
Interventions
Coenzyme Q10, Placebo
Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 85 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 3, 2014 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Obesity, Vascular Dementia, Cognitive Impairment
Interventions
Urolithin A, Placebo
Dietary Supplement · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
40 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 25, 2025 · Synced May 21, 2026, 7:58 PM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Type 1 Diabetes, Diabetic Kidney Disease, Cardiovascular Diseases, Endothelial Dysfunction, Insulin Sensitivity
Interventions
Metformin Hcl 1000Mg Tab, Aminohippurate Sodium 20 % Injection, Iohexol 300 Mg/mL Injectable Solution, Placebo
Drug
Lead sponsor
Kalie Tommerdahl
Other
Eligibility
12 Years to 25 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Aurora, Colorado • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced May 21, 2026, 7:58 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Post Traumatic Stress Disorder, Trauma
Interventions
Beetroot Juice, Placebo Juice
Dietary Supplement
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 7:58 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Erectile Dysfunction, Hypogonadism, Male, Endothelial Dysfunction
Interventions
Daily low-dose PDE5 inhibitor therapy, Testosterone therapy as per clinical guidelines.
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Newport Beach, California
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced May 21, 2026, 7:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy
Interventions
Controlled diet
Other
Lead sponsor
Janet Novotny
Federal
Eligibility
25 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 27, 2013 · Synced May 21, 2026, 7:58 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Diabetic Foot Ulcers
Interventions
Prevention Diabetic Foot Ulcer
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced May 21, 2026, 7:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
15 Years to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 17, 2013 · Synced May 21, 2026, 7:58 PM EDT