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Showing 73–96 of 367 matching trials from the live ClinicalTrials.gov search.
Completed Phase 1 Interventional Accepts healthy volunteers

UVB-Induced MVP Release in Human Skin

NCT05734235
Conditions
Ultraviolet B Radiation, Microvesicle Particles
Interventions
Vitamin C, Vitamin E
Dietary Supplement
Lead sponsor
Wright State University
Other
Eligibility
21 Years to 45 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Fairborn, Ohio
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Nitric Oxide Bioavailability and Early Life Stress (NO-Stress)

NCT02115724
Conditions
Cardiovascular Disease
Interventions
Antioxidant cocktail, Biopsy, Placebo, NMD; 0.4mg sub-lingual nitroglycerin spray
Dietary Supplement · Other · Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 40 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2027
U.S. locations
1
States / cities
Augusta, Georgia
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Quercetin, Placebo - sugar chew
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
40 Years to 80 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional

Vitamin C and Cardiovascular Risk

NCT00534014
Conditions
Atherosclerosis, Type 2 Diabetes
Interventions
Vitamin C
Dietary Supplement
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Sickle Cell Disease
Interventions
Isoquercetin, Placebo
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 70 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Acute Myeloid Leukemia
Interventions
Azacitidine, Venetoclax, High-dose ascorbate, Decitabine
Drug
Lead sponsor
Kittika Poonsombudlert
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Healthy, Suboptimal Vitamin C Levels, Adequate Vitamin C Levels
Interventions
Qualia Vitamin C+, Placebo
Dietary Supplement · Other
Lead sponsor
Qualia Life Sciences
Industry
Eligibility
25 Years to 75 Years
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Carlsbad, California
Conditions
Myelodysplastic Syndromes
Interventions
Vitamin C
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Miami, Florida • New York, New York
Conditions
Vaccine Adverse Reaction, Post Acute Covid-19 Vaccination Syndrome
Interventions
Combined metabolic modulator, Rice Protein Powder with Vitamin C
Combination Product · Dietary Supplement
Lead sponsor
Independent Medical Alliance
Other
Eligibility
16 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
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
Completed Not applicable Interventional Accepts healthy volunteers

Treatment of Non-Anemic Iron Deficiency in Pregnancy

NCT05423249
Conditions
Non-anemic Iron Deficiency
Interventions
Ferrous sulfate, Prenatal, Docusate Sodium, Ascorbic Acid 500Mg Tab, Placebo
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
3
States / cities
Bohemia, New York • Commack, New York • East Setauket, New York
Conditions
Asthma
Interventions
Fish Oil, Ascorbic Acid, Fish Oil Placebo, Ascorbic Acid Placebo
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Pancreatic Cancer
Interventions
G-FLIP, G-FLIP-DM, Vitamin C
Drug · Dietary Supplement
Lead sponsor
Bruckner Oncology
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Lymphoid Leukemia, Myeloid Leukemia, Monocytic Leukemia, Myelodysplasia
Interventions
Intravenous (IV) and oral Vitamin C
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 77 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Pancreatic Adenocarcinoma Metastatic, BRCA1 Mutation, BRCA2 Mutation, Pancreatic Acinar Cell Carcinoma, Pancreatic Ductal Adenocarcinoma, Pancreatic Cancer, Metastatic Pancreatic Cancer, Metastatic Pancreatic Ductal Adenocarcinoma, Breast Cancer Metastatic, Breast Cancer Stage IV, Pancreatic Cancer Stage IV, HER2-negative Breast Cancer, HER2 Negative Breast Carcinoma, Adenocarcinoma of the Breast, PALB2 Gene Mutation, Pancreas Cancer, Metastatic, Pancreas Cancer, Recurrent, Pancreas Cancer, Stage IV Pancreatic Cancer, Stage 4 Pancreatic Cancer
Interventions
Melphalan, BCNU, Vitamin B12B, Vitamin C, Autologous Hematopoietic Stem Cells
Drug · Device
Lead sponsor
General Oncology, Inc.
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition Interventions to Support the Immune System in Response to Stress

NCT02053506
Conditions
Mitigation of Immune Function Decrements in Response to Stress
Interventions
Immune-enhancing nutritional beverage, Probiotics (BB-12), Placebo (for nutritional beverage and probiotic)
Dietary Supplement
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 45 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Natick, Massachusetts
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
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Treatment for COVID-19 in High-Risk Adult Outpatients

NCT04354428
Conditions
COVID-19, SARS-CoV-2
Interventions
Ascorbic Acid, Hydroxychloroquine Sulfate, Azithromycin, Folic Acid, Lopinavir 200 MG / Ritonavir 50 MG [Kaletra]
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
6
States / cities
Chicago, Illinois • New Orleans, Louisiana • Boston, Massachusetts + 2 more
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Outpatient Cervical Ripening With Orally Administered Misoprostol in Diabetics

NCT00514618
Conditions
Diabetes, Gestational
Interventions
Misoprostol, Placebo
Drug · Dietary Supplement
Lead sponsor
MemorialCare Health System
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Long Beach, California
Conditions
HIV Infections, Disease Transmission, Vertical
Interventions
Vitamin A + Beta Carotene, Multivitamins, Placebo
Dietary Supplement · Other
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
18 Years and older · Female only
Enrollment
1,085 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2003
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Multiple Myeloma and Plasma Cell Neoplasm
Interventions
ascorbic acid, arsenic trioxide
Dietary Supplement · Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 120 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2007
U.S. locations
4
States / cities
Miami, Florida • Miami Beach, Florida
Conditions
Human Immunodeficiency Virus (HIV) Infection, Hypercholesterolemia
Interventions
Soy Pretzel, Wheat Pretzel
Dietary Supplement · Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Myelodysplastic Syndromes and Leukemia, Myeloid, Acute
Interventions
Arsenic Trioxide, Decitabine
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 2Phase 3 Interventional Results available

Vitamin C and Septic Shock

NCT03338569
Conditions
Septic Shock, Sepsis
Interventions
Vitamin C, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota