- Conditions
- Vasodilation, Arterial Stiffness
- Interventions
- Acetylcholine, Sodium Nitroprusside, Ascorbic Acid
- Drug
- Lead sponsor
- Colorado State University
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 17 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Fort Collins, Colorado
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 49
matching trials from the live ClinicalTrials.gov search.
- 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
- Conditions
- Women, Sympathetic Nervous System, Aging, Blood Flow
- Interventions
- Norepinephrine, Isoproterenol, Acetylcholine, Nitroprusside, Estrogen
- Drug
- Lead sponsor
- University of Missouri-Columbia
- Other
- Eligibility
- 18 Years to 70 Years · Female only
- Enrollment
- 64 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
- Conditions
- Hypertension
- Interventions
- nitroprusside, placebo infusion
- Drug
- Lead sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- NIH
- Eligibility
- 1 Day to 17 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 8
- States / cities
- Little Rock, Arkansas • Stanford, California • Louisville, Kentucky + 4 more
- Conditions
- Inflammation
- Interventions
- Adenosine, Sodium Nitroprusside
- Drug
- Lead sponsor
- Vanderbilt University
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2017
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Gestational Diabetes Mellitus (GDM), Postpartum Women, Uncomplicated Pregnancy
- Interventions
- Intradermal Microdialysis, Brain Blood Flow Tests, Local Heating
- Drug · Other
- Lead sponsor
- Anna Stanhewicz, PhD
- Other
- Eligibility
- 18 Years to 50 Years · Female only
- Enrollment
- 84 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Congestive Heart Failure
- Interventions
- Ad5.hAC6, Sucrose (3%)
- Drug
- Lead sponsor
- Hammond, H. Kirk, M.D.
- Individual
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 56 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2017
- U.S. locations
- 7
- States / cities
- San Diego, California • Chicago, Illinois • Minneapolis, Minnesota + 3 more
- Conditions
- Hot Flashes, Menopause, Vasomotor System; Labile
- Interventions
- Sympathoexcitatory stressors, Sodium Nitroprusside, Acetylcholine, Terbutaline, Norepinephrine
- Other · Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 40 Years to 60 Years · Female only
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Subarachnoid Hemorrhage, Intracerebral Hemorrhage
- Interventions
- Nicardipine and Nipride
- Drug
- Lead sponsor
- University of Illinois at Chicago
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 163 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2007
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- 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
- 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
- Heart Failure, Systolic, Mechanical Circulatory Support, Cardiovascular Hemodynamics
- Interventions
- preload challenge, afterload challenge, contractility assessment
- Diagnostic Test
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 7 participants
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Schizophrenia
- Interventions
- sodium nitroprusside, Placebo
- Drug · Other
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2017
- U.S. locations
- 4
- States / cities
- Boston, Massachusetts • Worcester, Massachusetts • Glen Oaks, New York + 1 more
- Conditions
- Blood Pressure
- Interventions
- Regional phenylephrine arterial infusion, Nitric Oxide Clamp
- Drug
- Lead sponsor
- Crystal A. Gadegbeku
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 22 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2006
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Vasoconstriction, Vasodilation
- Interventions
- Handgrip Exercise Training, Acetylcholine, Adenosine Triphosphate, Atropine, Phenylephrine, Sodium Nitroprusside
- Other · Drug
- Lead sponsor
- Colorado State University
- Other
- Eligibility
- 18 Years to 85 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Fort Collins, Colorado
- Conditions
- Friedreich Ataxia
- Interventions
- plethysmography
- Diagnostic Test
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years to 79 Years
- Enrollment
- 7 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Postural Orthostatic Tachycardia Syndrome, Hypocapnia, Hyperventilation
- Interventions
- Chemoreflex Testing, Baroreflex testing, Orthostatic stress testing
- Diagnostic Test
- Lead sponsor
- New York Medical College
- Other
- Eligibility
- 15 Years to 39 Years · Female only
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Hawthorne, New York
- 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
- Cardiovascular Diseases, Cardiovascular Risk Factor, Vasodilation
- Interventions
- Control (Lactated Ringer's), Tempol, Apocynin, Allopurinol
- Other · Drug
- Lead sponsor
- The University of Texas at Arlington
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 44 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2017
- U.S. locations
- 1
- States / cities
- Arlington, Texas
- Conditions
- Cervical Pain, Pelvic Pain
- Interventions
- Nitroprusside Gel, Placebo Gel
- Procedure
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Hypertension, Heart Failure
- Interventions
- Clevidipine, Standard of Care IV antihypertensive
- Drug
- Lead sponsor
- The Medicines Company
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 117 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2012
- U.S. locations
- 9
- States / cities
- Montgomery, Alabama • Inglewood, California • Baton Rouge, Louisiana + 6 more
- Conditions
- Breast Cancer, Leukemia, Lymphoma
- Interventions
- HeartPhone app, Acetylcholine, Sodium Nitroprusside, L-Arginine, N2-((4-Methylphenyl)Sulfonyl)-, Methyl Ester
- Behavioral · Drug
- Lead sponsor
- Penn State University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 2 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- University Park, Pennsylvania
- Conditions
- Depression
- Interventions
- Placebos, Ketamine, Nitroprusside
- Drug
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Hypertension
- Interventions
- clevidipine, sodium nitroprusside
- Drug
- Lead sponsor
- The Medicines Company
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 739 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2006
- U.S. locations
- 29
- States / cities
- Birmingham, Alabama • Montgomery, Alabama • Burbank, California + 22 more