Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 5, 2026, 3:20 PM EDT

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Showing 1–24 of 103 matching trials from the live ClinicalTrials.gov search.
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Conditions
Pollution; Exposure
Interventions
Community health worker
Behavioral
Lead sponsor
Oregon State University
Other
Eligibility
21 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Corvallis, Oregon
Conditions
Brain and Central Nervous System Tumors, Lymphoma, Neuroblastoma, Sarcoma, Unspecified Childhood Solid Tumor, Protocol Specific
Interventions
gallium nitrate
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
Up to 21 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2004
U.S. locations
3
States / cities
Baltimore, Maryland • Boston, Massachusetts • Milwaukee, Wisconsin
Conditions
Healthy
Interventions
Resync, Resync + Collagen, Placebo
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Heart Failure, Congestive Heart Failure
Interventions
Isosorbide Dinitrate, Isosorbide Dinitrate + Hydralazine, Placebo
Drug
Lead sponsor
Corporal Michael J. Crescenz VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Asthma
Interventions
Conjugated Linolenic Acid, Sodium Nitrite, Sodium Nitrate
Dietary Supplement · Drug
Lead sponsor
Gladwin, Mark, MD
Individual
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Stroke, Ischemic Stroke, Cerebrovascular Accident
Interventions
Beet it Beetroot juice, Beet It Placebo Beetroot juice
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Antifungal Drug Adverse Reaction
Interventions
NES/EE CVR
Drug
Lead sponsor
Population Council
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Springfield, Missouri
Conditions
Wound Healing, Granulation Tissue
Interventions
Silver Nitrate, triamcinolone, Silver nitrate + triamcinolone
Drug
Lead sponsor
Francesco Egro
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Hypergranulation Tissue; Gastrostomy Tube Site
Interventions
Silver Nitrate, Triamcinolone
Drug
Lead sponsor
Akron Children's Hospital
Other
Eligibility
Up to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Akron, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate Supplementation and Muscle Blood Flow

NCT03459027
Conditions
Vasodilation, Blood Pressure, Active Hyperemia, Aging
Interventions
Super Beets, Beetroot powder
Dietary Supplement
Lead sponsor
University of Iowa
Other
Eligibility
60 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Early Menopause, Menopause
Interventions
Nitrate supplementation, placebo
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
60 Years to 70 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Becker Muscular Dystrophy
Interventions
Sodium Nitrate, Sodium Nitrate - double dose, Placebo, Increased exercise intensity
Dietary Supplement · Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
15 Years to 45 Years · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Vulvovaginal Candidiasis
Interventions
Butoconazole Nitrate Vaginal Cream, Placebo, Gynazole 1 vaginal cream
Drug
Lead sponsor
Padagis LLC
Industry
Eligibility
18 Years to 75 Years · Female only
Enrollment
611 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charlotte, North Carolina
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Dietary Nitrate for Heart Failure

NCT01682356
Conditions
Heart Failure, Hypertension, Pulmonary
Interventions
Beetroot juice
Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2023
U.S. locations
2
States / cities
Indianapolis, Indiana • St Louis, Missouri
Conditions
Malignant Pleural Effusion
Interventions
Active Comparator: Approved Uncoated PleurX Indwelling Pleural Catheter, Experimental: Silver Nitrate Coated Indwelling Pleural Catheter (SNCIPC)
Device
Lead sponsor
C. R. Bard
Industry
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
16
States / cities
Huntsville, Alabama • Stanford, California • Tampa, Florida + 12 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Beetroot Juice on Blood Pressure Regulation in Post Menopausal Women

NCT03380000
Conditions
Postmenopausal Women
Interventions
Beetroot juice, Beetroot juice placebo
Drug
Lead sponsor
Penn State University
Other
Eligibility
55 Years to 80 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
University Park, Pennsylvania
Conditions
Heart Failure
Interventions
KNO3, potassium nitrate
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 74 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Juice Types on the Responses to Air Pollution

NCT02027415
Conditions
Air Pollution
Interventions
Beet juice, Orange juice
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Piscataway, New Jersey
Conditions
Kidney Injury, Acute
Interventions
Sodium Nitrate, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Heart Failure, Diastolic Heart Failure
Interventions
KNO3, KCl
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Stroke, CVA
Interventions
Beetroot Juice supplement, Placebo supplement
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 89 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
ANOCA - Angina With Non-obstructive Coronary Arteries, INOCA (Ischemia With Non Obstructive Coronary Artery Disease)
Interventions
Coronary reactivity testing with and without nitrates
Diagnostic Test
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Plano, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Nitrate-rich Fruit and Vegetable Supplement on Blood Pressure

NCT03486145
Conditions
High Blood Pressure, Flow Mediated Dilation
Interventions
fruit and vegetable juice supplement, Placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 40 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy Long-term Dietary Nitrate Consumption to Plasma Nitrite Conversion

NCT05380167
Conditions
Cardiovascular Diseases in Old Age
Interventions
BRJ Nitrate, BRJ Placebo
Dietary Supplement
Lead sponsor
Wake Forest University
Other
Eligibility
40 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina