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ClinicalTrials.gov public records Last synced Sep 6, 2026, 1:35 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Conditions
Pyruvate Kinase Deficiency, Glucose 6 Phosphate Dehydrogenase Deficiency
Interventions
Vitamin C
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Soft Tissue Sarcoma, Bone Sarcoma, Unresectable Soft Tissue Sarcoma, Metastatic Bone Sarcoma, Metastatic Soft-tissue Sarcoma, Unresectable Bone Sarcoma
Interventions
Ascorbate, Gemcitabine
Drug
Lead sponsor
David Dickens
Other
Eligibility
13 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Kidney Disease, Albuminuria
Interventions
6R BH4, Vitamin C
Drug · Dietary Supplement
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Frailty, Inflammation
Interventions
Epigallocatechin-3-Gallate (EGCG), Microcrystalline cellulose (MCC), Ascorbic Acid (Vitamin C)
Drug · Dietary Supplement
Lead sponsor
University of Rochester
Other
Eligibility
65 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Rochester, New York
Completed Phase 2 Interventional Results available

Herbal Mouthrinse for Oral Mucositis Study

NCT01898091
Conditions
Oral Mucositis
Interventions
Neem Mouthrinse, Placebo Mouthrinse
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 89 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
COVID-19, Lung Injury, Acute, Kidney Injury
Interventions
L-ascorbic acid, Placebo
Drug · Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Group 1, Group 2
Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 70 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Conditions
Coronary Artery Disease
Interventions
Grape seed extract and ascorbic acid
Dietary Supplement
Lead sponsor
Boston University
Other
Eligibility
21 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Terminated Phase 1 Interventional Results available

Clinical Utility of Endothelial Dysfunction in PAD

NCT00491751
Conditions
Peripheral Arterial Disease
Interventions
atorvastatin, ascorbic acid, Placebo
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID-19, Hypoxia
Interventions
L-ascorbic acid
Drug
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years to 99 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
HIV Infections
Interventions
Thiamine hydrochloride, Riboflavin, Ascorbic acid, Vitamin E
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
4
States / cities
Denver, Colorado • Cleveland, Ohio • Philadelphia, Pennsylvania
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Nebivolol and Endothelial Regulation of Fibrinolysis (NERF)

NCT01595516
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
Non-Cystic Acne
Interventions
VitaMedica® Clear Skin Formula capsules, Placebo Capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Manhattan Beach, California
Conditions
Prostatic Neoplasms
Interventions
GM-CSF, Ketoconazole, Mitoxantrone
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Houston, Texas
Conditions
Respiratory Viral Infection
Interventions
zinc-green tea extract-ascorbic acid, Placebo
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, Missouri
Completed Phase 2 Interventional Results available

Vitamin C & Thiamine to Treat Sepsis and Septic Shock

NCT03592277
Conditions
Sepsis, Septic Shock
Interventions
Vitamin C, Vitamin B1
Drug
Lead sponsor
Trinity Health Of New England
Other
Eligibility
18 Years to 90 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Hartford, Connecticut
Withdrawn Not applicable Interventional

EoE Food Desensitization

NCT02881372
Conditions
Eosinophilic Esophagitis
Interventions
Oral food desensitization
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
3 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Pre-Bronchiolitis Obliterans Syndrome
Interventions
ARINA-1, Standard of care only
Drug · Other
Lead sponsor
Renovion, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
22
States / cities
Phoenix, Arizona • Los Angeles, California • San Diego, California + 17 more
Conditions
Sepsis, Severe, Septic Shock
Interventions
Ascorbic Acid, Thiamine, Hydrocortisone, Sodium Chloride 0.9%
Drug
Lead sponsor
Community Medical Center, Toms River, NJ
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
Lakewood, New Jersey • Toms River, New Jersey
Completed Not applicable Interventional Accepts healthy volunteers

Mechanisms of Impaired Brain Blood Flow With Aging

NCT03775382
Conditions
Aging
Interventions
Ascorbic Acid, Normal Saline
Other
Lead sponsor
University of Delaware
Other
Eligibility
18 Years to 79 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Anaplastic Astrocytoma, Anaplastic Oligodendroglioma, Anaplastic Oligoastrocytoma, Glioblastoma, Gliosarcoma
Interventions
ascorbic acid, temozolomide, quality-of-life assessment, laboratory biomarker analysis
Dietary Supplement · Drug · Other
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Septic Shock
Interventions
Thiamine and Vitamin C
Dietary Supplement
Lead sponsor
Corewell Health South
Other
Eligibility
18 Years to 90 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Saint Joseph, Michigan
Terminated Phase 2 Interventional Results available

Gemcitabine Plus Ascorbate for Sarcoma in Adults

NCT03468075
Conditions
Sarcoma, Soft Tissue Sarcoma, Unresectable Soft Tissue Sarcoma, Metastatic Bone Tumor, Bone Sarcoma
Interventions
Ascorbate, Gemcitabine
Drug
Lead sponsor
Mohammed Milhem, MBBS
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Terminated Phase 2 Interventional Results available

High Dose Vitamin C in the Critically Ill Patient

NCT01587963
Conditions
Shock
Interventions
Ascorbic Acid, Ringers Lactate or Normal Saline
Drug · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New Brunswick, New Jersey