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ClinicalTrials.gov public records Last synced Sep 9, 2026, 11:46 PM EDT

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Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Flow-mediated dilation measurement Clear all
Completed Phase 4 Interventional Results available

Comparison of Nebivolol and Metoprolol With Exercise and Angiotensin II in Hypertensive Patients

NCT01502787
View directory record Official record
Conditions
Hypertension
Interventions
Metoprolol succinate, Nebivolol, Forearm blood flow, Microneurography, Rhythmic handgrip exercise, Lower body negative pressure, Angiotensin II
Drug · Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 6, 2020 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Not applicable Interventional Results available

Effect of Low Carbohydrate Versus Low Fat Diet in the Treatment of Dyslipidemia in Obese Children With Metabolic Syndrome

NCT03937960
View directory record Official record
Conditions
Metabolic Syndrome, Obesity, Dyslipidemias
Interventions
Carbohydrate restricted group, Standard low fat diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 18 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 21, 2022 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cardioprotective Activities Of Whole Eggs On Vascular Endothelial Function In Prediabetic Adults

NCT02364570
View directory record Official record
Conditions
Prediabetes, Cardiovascular Disease
Interventions
Glucose (100g), Glucose (75g), Whole Eggs, Egg Whites, Egg Yolks
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 2, 2019 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Dietary Sodium Intake on Vascular Endothelium

NCT01550315
View directory record Official record
Conditions
Postural Tachycardia Syndrome (POTS)
Interventions
Pulsitile Arterial Tonometry (PAT) Protocol, Calf Blood Flow in Reactive Hyperemia (CBF-RH), Evaluation of Forearm-Mediated Dilation
Procedure · Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Phase 4 Interventional Results available

Phosphate Lowering in CKD Trial

NCT02209636
View directory record Official record
Conditions
Chronic Kidney Disease, Cardiovascular Disease
Interventions
Lanthanum carbonate, placebo, Ascorbic Acid, Nitroglycerin, Flow-mediated dilation measurement, Aortic pulse-wave velocity, Endothelial cell collection
Drug · Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 79 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 25, 2022 · Synced Sep 9, 2026, 11:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Endothelial Microparticles: A Novel Marker of Vascular Dysfunction

NCT02230202
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Flow-mediated dilation, single blood draw
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Not applicable Interventional Results available

Singing and Cardiovascular Health in Older Adults

NCT04121741
View directory record Official record
Conditions
Cardiovascular Diseases, Cardiovascular Risk Factor, Cardiovascular Health
Interventions
Singing with Music Therapist, Singing with Guided Video, Control Arm
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
55 Years to 79 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Sep 9, 2026, 11:46 PM EDT
Recruiting Not applicable Interventional

Sleep and Circadian Mechanisms in Hypertension

NCT05184933
View directory record Official record
Conditions
Hypertension, Cardiovascular Diseases, Cardiovascular Risk Factors, Circadian Rhythms, Sleep
Interventions
At-home Polysomnography, Circadian Protocol, Rested Wakefulness Trial, Overnight Sleep Trial, Regularized Sleep Schedule
Other · Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
25 Years to 64 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Sep 9, 2026, 11:46 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Investigation of the Effects of Electronic Cigarettes on Vascular Health

NCT03041493
View directory record Official record
Conditions
Vascular Health
Interventions
Electronic cigarette, traditional cigarette, (sham cigarette) - no actual exposure to cigarettes
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Sep 9, 2026, 11:46 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Neural Mechanism of Aldosterone-induced Insulin Resistance

NCT02102243
View directory record Official record
Conditions
Hypertension
Interventions
DEFINITY® infusion, Human Recombinant Regular Insulin infusion, Dextrose infusion, Flow mediated vasodilation, Endothelial cell collection, Microvascular perfusion assessment using Definity, Microneurography
Drug · Procedure
Lead sponsor
Wanpen Vongpatanasin
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 14, 2023 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Phase 4 Interventional Results available

Efficacy of Fish Oil in Lupus Patients

NCT00828178
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Omega-3, flow-mediated dilation of the brachial artery, corn starch
Drug · Device · Other
Lead sponsor
Michelle Petri M.D.,MPH
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 17, 2016 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Nebivolol on Skeletal Muscle During Exercise in Hypertensive Patients

NCT01501929
View directory record Official record
Conditions
Hypertension
Interventions
Metoprolol succinate, Nebivolol, Non-invasive measurement of Cardiac Output (CO), Endothelial cell collection, Microvascular perfusion assessment using Definity
Drug · Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Sep 9, 2026, 11:46 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 Sep 9, 2026, 11:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Adipose Tissue and Immune Activation in HIV

NCT04439448
View directory record Official record
Conditions
Human Immunodeficiency Virus, Obesity
Interventions
dual-energy X-ray absorptiometry (DEXA) scan, Carotid and branchial artery ultrasound, 2-hour oral glucose tolerace test, Blood collection
Radiation · Other · Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 18, 2020 · Synced Sep 9, 2026, 11:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Microvascular Function in Patients Undergoing 5-Fluorouracil Chemotherapy

NCT04042298
View directory record Official record
Conditions
Gastrointestinal Cancer, Head and Neck Cancer, Breast Cancer, Chemotherapy Effect, 5-Fluorouracil Toxicity
Interventions
Arterial blood pressure, Skin microcirculatory blood flow, Brachial artery blood flow, Venous blood draw
Other
Lead sponsor
Kansas State University
Other
Eligibility
21 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Manhattan, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 1, 2025 · Synced Sep 9, 2026, 11:46 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Vascular Dysfunction in Hypertensive Postmenopausal Women

NCT03371823
View directory record Official record
Conditions
Cardiovascular Diseases, Hypertension
Interventions
Normotensive, Hypertensives
Other · Drug
Lead sponsor
University of Delaware
Other
Eligibility
50 Years to 70 Years · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Phase 4 Interventional Results available

The Effect of Linagliptin on Mitochondrial and Endothelial Function

NCT01969084
View directory record Official record
Conditions
Type II Diabetes Mellitus
Interventions
Linagliptin, Placebo, Microcirculation testing, Macrocirculation testing, MRI Scans
Drug · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
30 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 17, 2016 · Synced Sep 9, 2026, 11:46 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Severe Sepsis in Children - IMPRESS-C

NCT02598674
View directory record Official record
Conditions
Acute Kidney Injury, Chronic Kidney Disease, Hypertension
Interventions
Iodohippurate, 24 hour ambulatory Blood Pressure, Peripheral Arterial Tonometry, Pulse Wave Velocity, Gadolinium
Drug · Procedure
Lead sponsor
University of Florida
Other
Eligibility
7 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 8, 2020 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Systemic Sclerosis (SSc) Vasculopathy: Improved Clinical Monitoring and Treatment

NCT02530996
View directory record Official record
Conditions
Rheumatologic Disease
Interventions
BH4, Vasculopathy assessment, Placebo
Drug · Diagnostic Test
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 95 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 4, 2021 · Synced Sep 9, 2026, 11:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

COPD-Related Physiology and the Brain

NCT03269721
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive (COPD), Cognitive Impairment
Interventions
Neuropsychological Assessment, Spirometry, Arterial Blood Gas, Diffusion Capacity of the Lung for Carbon Monoxide, 6 Minute Walk Test, Systemic Vascular Measures, Blood Biomarkers, Symptom Questionnaire Measures, Brain MRI
Behavioral · Procedure · Diagnostic Test + 1 more
Lead sponsor
Karin Hoth
Other
Eligibility
30 Years to 85 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Sep 9, 2026, 11:46 PM EDT
Completed No phase listed Observational

Patients Undergoing Major Cancer Surgery: Incidence and Predictive Value for Postoperative Cardiac Events

NCT01262222
View directory record Official record
Conditions
High Risk for Postoperative Cardiovascular Events
Interventions
endothelial function testing
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
50 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 12, 2018 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Sports Supplements on Blood Flow

NCT04278053
View directory record Official record
Conditions
Determine the Effects of Nitrosigine and Citrulline-malate on Flow-mediated Dilation Among Young Adults
Interventions
inositol-stabilized arginine silicate
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 29 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated May 23, 2022 · Synced Sep 9, 2026, 11:46 PM EDT
Completed Phase 4 Interventional Results available

Baseline Oral Health Study: UnCoVer the Connections to General Health

NCT04954313
View directory record Official record
Conditions
Cardiovascular Diseases, Diabetes Type 2
Interventions
Subgingival chlorhexidine irrigation, Dental Supplies, Periodonal Treatment
Drug · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
786 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Sep 9, 2026, 11:46 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Migraine and CVD Risk in Women

NCT03081390
View directory record Official record
Conditions
Migraine
Interventions
Mixed meal tolerance testing, Skin conductance & cold pressor test, Flow-mediated dilation testing
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 7, 2025 · Synced Sep 9, 2026, 11:46 PM EDT