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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
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 Sep 5, 2026, 5:26 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Cardiac Magnetic Resonance Imaging (MRI) Normal Reference Control Group Testing

NCT00573339
View directory record Official record
Conditions
Healthy
Interventions
Cardiac MRI
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
35 Years to 65 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2030
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Effects of an Antioxidant Supplement on Blood Vessel Health

NCT06424756
View directory record Official record
Conditions
Healthy
Interventions
MitoQ, Placebo, MitoTempo, Tempol, L-NAME, SNP - Sodium Nitroprusside
Dietary Supplement · Drug
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 8, 2024 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Early Phase 1 Interventional Results available

Losartan for Improved Vascular Endothelial Function After Preeclampsia

NCT04632589
View directory record Official record
Conditions
Preeclampsia Postpartum
Interventions
Losartan Potassium, Placebo
Drug
Lead sponsor
Anna Stanhewicz, PhD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM 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
2027 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM EDT
Completed Phase 4 Interventional Results available

Lovaza® and Microvascular Function in Type 2 Diabetes

NCT00931879
View directory record Official record
Conditions
Hypertriglyceridemia, Diabetic Neuropathy
Interventions
omega-3-ethyl esters, Placebo
Drug
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated May 8, 2017 · Synced Sep 5, 2026, 5:26 PM EDT
Completed No phase listed Observational

WISE ARIC: Retinal Photography in Women With Chest Pain

NCT00187954
View directory record Official record
Conditions
Chest Pain
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2021 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Prenatal Aspirin and Postpartum Vascular Function

NCT05653973
View directory record Official record
Conditions
Preeclampsia, Microvascular Function
Interventions
Acetylcholine, Endothelin-1
Drug
Lead sponsor
Anna Stanhewicz, PhD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Sep 5, 2026, 5:26 PM EDT
Recruiting Not applicable Interventional

Peanuts for Cardiometabolic, Brain, and Intestinal Health

NCT06867198
View directory record Official record
Conditions
Prediabetes, Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Cognition, Microvascular Function, Gut Microbiota, Endothelial Function (Reactive Hyperemia), Arterial Stiffness, Blood Pressure, Adult
Interventions
Peanuts
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
20 Years to 59 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Not applicable Interventional

Differences in Epicardial Plaque and Microvascular Function in Women With an Acute Myocardial Infarction

NCT00587002
View directory record Official record
Conditions
Myocardial Infarction
Interventions
IVUS
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 14, 2011 · Synced Sep 5, 2026, 5:26 PM EDT
Completed No phase listed Observational

Prognostic Impact of Cardiac Diastolic Function and Coronary Microvascular Function

NCT05058833
View directory record Official record
Conditions
Ischemic Heart Disease, Microvascular Coronary Artery Disease, Diastolic Dysfunction, Heart Failure With Preserved Ejection Fraction
Interventions
Echocardiography, Coronary flow reserve and index of microcirculatory dysfunction
Diagnostic Test
Lead sponsor
Samsung Medical Center
Other
Eligibility
Not listed
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

PNS to Improve Vascular Function and Limb Health in Veterans

NCT07696988
View directory record Official record
Conditions
Lower Limb Amputees, Diabetes
Interventions
Chronically Implanted Neural and Muscular Interface, Peripheral Nerve Stimulation (PNS)
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 5, 2026, 5:26 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Inflammation Inhibition in Prediabetic Humans

NCT01977417
View directory record Official record
Conditions
Prediabetes, Obese
Interventions
Salsalate, Placebo
Drug
Lead sponsor
Gary L. Pierce
Other
Eligibility
18 Years to 79 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 10, 2023 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM EDT
Completed Not applicable Interventional Results available

Evaluation of Atorvastatin on Atherosclerosis Composition

NCT00576576
View directory record Official record
Conditions
Atherosclerosis
Interventions
Atorvastatin
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 23, 2013 · Synced Sep 5, 2026, 5:26 PM 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 Sep 5, 2026, 5:26 PM EDT
Recruiting Not applicable Interventional

Heart Disease of the Small Arteries in Women and Men

NCT00573027
View directory record Official record
Conditions
Heart Disease
Interventions
noninvasive tests
Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
634 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2040
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Sep 5, 2026, 5:26 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Reducing Blood Pressure in Mid-life Adult Binge Drinkers

NCT05522075
View directory record Official record
Conditions
Alcohol Drinking, Binge Drinking, Blood Pressure, Alcohol Abstinence, Aging, Lifestyle Factors, Vasodilation, Behavioral Problem
Interventions
Exercise Training, Alcohol Abstinence Intervention
Behavioral
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
50 Years to 64 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated May 31, 2026 · Synced Sep 5, 2026, 5:26 PM EDT