- Conditions
- Heart Transplantation
- Interventions
- Bradykinin
- Drug
- Lead sponsor
- Vanderbilt University
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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
- 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
- Conditions
- Spinal Cord Injuries, Cardiovascular Diseases, Endothelial Dysfunction
- Interventions
- Brachial intra-arterial infusion of vasoactive and antioxidant drugs (acetylcholine, nitroprusside, ascorbic acid), venous occlusion plethysmography, Acetylcholine, Sodium Nitroprusside, Ascorbic acid, venous phlebotomy
- Procedure · Drug
- Lead sponsor
- Craig Hospital
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Englewood, Colorado
- Conditions
- Hypertension
- Interventions
- Eplerenone, Amlodipine, Microneurography, Rhythmic handgrip exercise, Sustained hand grip, Forearm blood flow, Arm cycling exercise, Cold Pressor test
- Drug · Procedure
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 14 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2021
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Prehypertension, Hypertension
- Interventions
- Nebivolol, Metoprolol, Placebo, Bradykinin, Saline, Vitamin C
- Drug · Other
- Lead sponsor
- University of Colorado, Boulder
- Other
- Eligibility
- 45 Years to 65 Years
- Enrollment
- 44 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2017
- U.S. locations
- 1
- States / cities
- Boulder, Colorado
- Conditions
- Congestive Heart Failure
- Interventions
- blood volume measurement, venous plethysmography
- Procedure
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2018
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Chronic Kidney Disease
- Interventions
- Forearm exercise training
- Behavioral
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2021
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Tennis Elbow, Lateral Epicondylitis
- Interventions
- Blood Flow Restriction (BFR), Evidence-informed care
- Device · Other
- Lead sponsor
- United States Naval Medical Center, San Diego
- Federal
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 104 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- San Diego, California
- 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
- Conditions
- Hypercholesterolemia, Hypertension
- Interventions
- Not listed
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- Not listed
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2000 – 2001
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- 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
- Conditions
- Prehypertension, Hypertension
- Interventions
- Nebivolol, Metoprolol, Placebo, Forearm Blood Flow (FBF) response to BQ-123 (100 mol/min), FBF response to BQ-123 (100 nmol/min)+BQ-788(50 nmol/min), FBF response to Acetylcholine, FBF response to Sodium Nitroprusside, FBF response to BQ-123+BQ-788+ACh
- Drug · Other
- Lead sponsor
- University of Colorado, Boulder
- Other
- Eligibility
- 45 Years to 65 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2016
- U.S. locations
- 1
- States / cities
- Boulder, Colorado
- Conditions
- Spinal Cord Injuries, Endothelial Dysfunction
- Interventions
- Intra-arterial Infusion of Vasoactive Agents, Intra-arterial Vitamin C Infusion, Blood Sampling
- Procedure
- Lead sponsor
- Craig Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Englewood, Colorado
- Conditions
- Hyperglycemia
- Interventions
- 5% dextrose, Vitamin C, Simvastatin, Sevoflurane
- Drug
- Lead sponsor
- US Department of Veterans Affairs
- Federal
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- Milwaukee, Wisconsin
- Conditions
- Preeclampsia, Endothelial Function
- Interventions
- Paroxetine Hydrochloride, Ascorbic acid (Vitamin C)
- Drug
- Lead sponsor
- Anna Stanhewicz, PhD
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Healthy
- Interventions
- Acetylcholine and Blood
- Drug
- Lead sponsor
- Mark Gladwin
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 53 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- PAD
- Interventions
- Without Heating, Warm Bath, Neutral Bath, Heating Suit, Lower limb warm water immersion, Gardner walking protocol
- Other
- Lead sponsor
- Milton S. Hershey Medical Center
- Other
- Eligibility
- 21 Years to 85 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2025
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania
- 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
- Conditions
- Oxygen Saturation
- Interventions
- Finger hyperperfusion via adenosine, Finger hypoperfusion via by norepinephrine, Baseline hypoxic test
- Procedure
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Measurement of Circulation on Anatomical Locations of the Body
- Interventions
- Sustained Acoustic Medicine, 2.5% Diclofenac Patches
- Device · Drug
- Lead sponsor
- ZetrOZ, Inc.
- Industry
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 67 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Trumbull, Connecticut
- Conditions
- Healthy
- Interventions
- Oxypurinol, Sodium Nitrite
- Drug
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- 21 Years to 40 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2011
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Postural Tachycardia Syndrome
- Interventions
- Blood Pressure and Blood Flow
- Device
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2017
- U.S. locations
- 2
- States / cities
- Nashville, Tennessee
- Conditions
- Coronary Arteriosclerosis
- Interventions
- Forearm blood flow study, Brachial artery reactivity study, Treadmill exercise test
- Procedure
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- 22 Years and older
- Enrollment
- 42 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2003
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland