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ClinicalTrials.gov public records Last synced Jul 22, 2026, 11:53 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Microvascular Function Clear all
Recruiting Phase 2 Interventional

Sodium Glucose Co-Transporter 2 (SGLT2) and STEMI

NCT05305911
View directory record Official record
Conditions
Heart Attack, Enlarged Heart
Interventions
SGLT-2 inhibitors, Placebo
Drug
Lead sponsor
Minneapolis Heart Institute Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 7, 2024 · Synced Jul 22, 2026, 11:53 AM EDT
Recruiting Phase 4 Interventional

Mineralocorticoid Receptor, Coronary Microvascular Function, and Cardiac Efficiency in Hypertension

NCT05593055
View directory record Official record
Conditions
Hypertension, Left Ventricular Hypertrophy
Interventions
Eplerenone, Chlorthalidone, Potassium
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Heat, Microvascular Function and Aging

NCT06633198
View directory record Official record
Conditions
Aging
Interventions
Passive Heating, L-NAME
Procedure · Drug
Lead sponsor
William Hughes
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

The Effect of Adiposity on Muscle and Microvascular Function in HFpEF

NCT06930495
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction (HFPEF)
Interventions
Weight loss SOC Treatment with second generation anti-diabetic medications
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Not yet recruiting No phase listed Observational

A Study of Microcirculatory Function in Type 2 Myocardial Infarction (T2MI)

NCT05793567
View directory record Official record
Conditions
Myocardial Infarction, Coronary Microvascular Disease
Interventions
Coronary angiogram with coronary reactivity testing (CRT)
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Not yet recruiting Phase 2 Interventional

Nicotinamide Riboside Supplementation in Chronic Kidney Disease

NCT07693543
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Nicotinamide Riboside (NR), Matched Placebo (Capsules)
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
30 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Recruiting Phase 1Phase 2 Interventional

Intermittent Hypoxia-initiated Plasticity in Humans: A Multi-pronged Therapeutic Approach to Treat Sleep Apnea and Overlapping Co-morbidities

NCT05558501
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Mild Intermittent Hypoxia, Sham MIH
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
30 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Role of Autophagy in Type 2 Diabetes Microvascular Dysfunction

NCT05593549
View directory record Official record
Conditions
Type 2 Diabetes, Healthy Aging
Interventions
Trehalose, Placebo
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Nicotinamide Riboside on Metabolism and Vascular Function

NCT03501433
View directory record Official record
Conditions
Aging, Lipemia
Interventions
Nicotinamide riboside chloride (Niagen), Placebo
Dietary Supplement
Lead sponsor
Iowa State University
Other
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Ames, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 24, 2020 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Cheese Consumption and Human Microvascular Function

NCT03376555
View directory record Official record
Conditions
Microvascular Dysfunction
Interventions
Low sodium no cheese, Low sodium cheese, High sodium no cheese, High sodium cheese
Dietary Supplement
Lead sponsor
Lacy Alexander
Other
Eligibility
55 Years to 75 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 3, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Passive Limb Movement Study

NCT05935670
View directory record Official record
Conditions
Stroke, Vascular Diseases, Ischemic
Interventions
Ischemic Conditioning
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 85 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Ultrasound Measurement of Reactive Hyperemia in Critical Care

NCT01726595
View directory record Official record
Conditions
Severe Sepsis, Critical Illness
Interventions
Not listed
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 11, 2020 · Synced Jul 22, 2026, 11:53 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Estrogen and Microvascular Function

NCT06043310
View directory record Official record
Conditions
Estrogen, Cardiovascular Diseases, Microvasculature, Oral Contraceptive Use
Interventions
Nω-nitro-L-arginine methyl ester (L-NAME), Acetylcholine, Sodium Nitroprusside
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2031
U.S. locations
1
States / cities
Wauwatosa, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 3, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Peripheral Vascular Effects of Sulfhydryl-containing Antihypertensive Pharmacotherapy on Microvessels in Humans

NCT03179163
View directory record Official record
Conditions
Hypertension,Essential
Interventions
Captopril Pill, Enalapril Pill, Hydrochlorothiazide
Drug
Lead sponsor
Penn State University
Other
Eligibility
40 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 27, 2024 · Synced Jul 22, 2026, 11:53 AM EDT
Recruiting Not applicable Interventional

Wild Blueberries for Gut, Brain, and Heart Health in Adults With High Blood Pressure

NCT06735599
View directory record Official record
Conditions
Hypertension (Without Type 2 Diabetes Mellitus), High Blood Pressure, Male, Female, Adult, Cognition, Endothelial Function (Reactive Hyperemia), Oxidative Stress, Diet, Overweight, Body Composition Measurement, Gut Microbiome, Arterial Stiffness, Caucasian Whites, Inflammation, Microvascular Function
Interventions
Wild Blueberry, Placebo
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
45 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Not applicable Interventional

Yogic Breathing and IBS

NCT04225104
View directory record Official record
Conditions
IBS - Irritable Bowel Syndrome
Interventions
Yogic breathing intervention
Behavioral
Lead sponsor
Texas State University
Other
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Marcos, Texas
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced Jul 22, 2026, 11:53 AM EDT
Completed No phase listed Observational

TODAY2 Phase 2 Follow-up

NCT02310724
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
TODAY cohort
Other
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
15 Years and older
Enrollment
517 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
15
States / cities
Los Angeles, California • Aurora, Colorado • New Haven, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2021 · Synced Jul 22, 2026, 11:53 AM EDT
Recruiting No phase listed Observational

The Impact of Renal Transplant on Coronary Microvascular Function Among Patients With Advanced Chronic Kidney Disease

NCT07222683
View directory record Official record
Conditions
Chronic Kidney Disease, Kidney Transplant, Coronary Microvascular Dysfunction (CMD), Inflammation
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Not applicable Interventional

The Effect of NADPH Oxidase and Creatine Supplementation on Microvascular Blood Flow Regulation

NCT06018480
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Creatine Monohydrate, Maltodextrin (Placebo)
Other
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 70 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced Jul 22, 2026, 11:53 AM EDT
Completed No phase listed Observational

Angio-IMR and Cardiac MR-derived MVO in STEMI Patients

NCT04828681
View directory record Official record
Conditions
ST-segment Elevation Myocardial Infarction (STEMI)
Interventions
Cardiac magnetic resonance imaging
Diagnostic Test
Lead sponsor
Samsung Medical Center
Other
Eligibility
Not listed
Enrollment
324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2023
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Phase 2 Interventional Results available

Microvascular Assessment of Ranolazine in Non-Obstructive Atherosclerosis (MARINA)

NCT02147067
View directory record Official record
Conditions
Microvascular Angina
Interventions
Ranolazine, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 20, 2019 · Synced Jul 22, 2026, 11:53 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Non-invasive Measurement of Cerebrovascular Reactivity After Traumatic Brain Injury

NCT02990078
View directory record Official record
Conditions
TBI
Interventions
Sildenafil citrate, Functional Near Infared Spectroscopy, Hypercapnia Challenge
Drug · Device · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Jul 22, 2026, 11:53 AM EDT
Not yet recruiting Phase 2 Interventional

Palmitic Acid and Human Microvascular Function

NCT06683534
View directory record Official record
Conditions
Microvascular Dysfunction, Microvasculature, Cardiovascular Diseases, Cardiovascular Diseases (CVD), Microvascular Health, Obesity and Overweight
Interventions
Quercetin (dietary supplement), Placebo
Dietary Supplement · Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Wauwatosa, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Jul 22, 2026, 11:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dose-dependent Effects of Second-hand Smoke on Vascular Function

NCT01007760
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Respirable suspended particles (RSP) PM 2.5 dose of second-hand smoke
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 40 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 18, 2011 · Synced Jul 22, 2026, 11:53 AM EDT