Search clinical trials for: high dose vitamin C
Total 498906 results
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University of British ColumbiaNot yet recruitingOne-carbon Metabolism in Healthy IndividualsCanada
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Rodolfo AlejandroDiabetes Research Institute FoundationCompletedDiabetes Mellitus | Hypoglycemia | Diabetes Mellitus, Type 1 | Diabetes, AutoimmuneUnited States
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Mohammed MilhemUniversity of IowaCompletedSoft Tissue SarcomaUnited States
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Sir Mortimer B. Davis - Jewish General HospitalSanofiCompletedOperable T2-3N+M0 Rectal Cancer (Stage III)Canada
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Imagine InstituteTakedaCompletedEnteropathy Associated T-cell LymphomaFrance
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University of California, DavisUniversity of California, San Francisco; University of Rhode Island; Ethiopian... and other collaboratorsActive, not recruitingVitamin B 12 Deficiency | Folate Deficiency | Iodine Deficiency | Anemia Deficiency | Salt Intake | Anemia MacrocyticEthiopia
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University of California, DavisNational Institutes of Health (NIH); National Institute on Aging (NIA)Active, not recruitingVitamin D Deficiency | Cognitive DeclineUnited States
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Children's Hospital Los AngelesCompleted
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The University of Texas Health Science Center,...TerminatedCluster HeadacheUnited States
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Centre Hospitalier Universitaire de NīmesCompletedVitamin d DeficiencyFrance
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Parth PatelChildren's of AlabamaActive, not recruitingMedulloblastoma | Central Nervous System Embryonal TumorsUnited States, New Zealand, Canada
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AstraZenecaActive, not recruitingCarcinoma, Non-Small-Cell Lung | Small Cell Lung Carcinoma | Carcinoma, Squamous Cell of Head and NeckUnited States, Taiwan, Korea, Republic of, Japan, Spain
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Columbia UniversityNational Institute of Neurological Disorders and Stroke (NINDS)CompletedAmyotrophic Lateral Sclerosis | Lou Gehrig's DiseaseUnited States
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Weill Medical College of Cornell UniversityStand Up To CancerCompletedColorectal Cancer | Pancreatic Cancer | Lung CancerUnited States
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Wake Forest University Health SciencesAtrium Health Levine Cancer InstituteActive, not recruitingBreast Cancer | Osteoporosis | BreastUnited States
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Memorial Sloan Kettering Cancer CenterCompletedNon-Hodgkin's Lymphoma | CNS Lymphoma | CNS Brain CancerUnited States
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Children's Oncology GroupNational Cancer Institute (NCI)CompletedB-cell Childhood Acute Lymphoblastic Leukemia | L1 Childhood Acute Lymphoblastic Leukemia | L2 Childhood Acute Lymphoblastic Leukemia | Intermediate Risk Recurrent Childhood Acute Lymphoblastic LeukemiaUnited States, Canada, Australia, Switzerland
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Zagazig UniversityCompletedVitamin D Deficiency | Sickle Cell Disease | Bone Mineral Density | Health Related Quality of Life | Hand Grip StrengthEgypt
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Xing LiuCompletedOveractive BladderChina
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Neopharm Bulgaria Ltd.CompletedEfficacy and Safety of Sinquanon for Prevention of Antibiotic-associated Diarrhea in Adults (SPAADA)Antibiotic-associated DiarrheaBulgaria
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St. Jude Children's Research HospitalBaylor College of Medicine; Gateway for Cancer ResearchActive, not recruitingAcute Lymphoblastic LeukemiaUnited States, Canada
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Universitätsklinikum Hamburg-EppendorfActive, not recruiting
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Wake Forest University Health SciencesNational Cancer Institute (NCI)TerminatedNon Small Cell Lung Cancer | Stage Ib Lung Carcinoma | Stage IIA Lung Carcinoma | Stage IIIA Lung Carcinoma | Stage I Lung Cancer | Stage IA Lung Carcinoma AJCC V7United States
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Tanta UniversityCompletedNon-Alcoholic Fatty Liver DiseaseEgypt
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Bryan AllenNational Cancer Institute (NCI); Gateway for Cancer Research; Holden Comprehensive...Active, not recruitingGlioblastoma MultiformeUnited States
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Joseph J. Cullen, MD, FACSNational Cancer Institute (NCI); National Institutes of Health (NIH)Active, not recruitingGlioblastoma | Glioblastoma Multiforme | GBMUnited States
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Joseph J. CullenNational Cancer Institute (NCI); National Institutes of Health (NIH); Holden... and other collaboratorsActive, not recruitingAdenocarcinoma | Pancreatic Neoplasms | Pancreas Cancer | Pancreas Neoplasms | Cancer of Pancreas | Cancer of the Pancreas | Neoplasms, PancreaticUnited States
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Boston Children's HospitalActive, not recruitingCrohn Disease | Ulcerative Colitis | IBDUnited States
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Helwan UniversityActive, not recruitingPost Operative Atrial FibrillationEgypt
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Xi'an International Medical Center HospitalCompleted
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University of NebraskaCompletedAngioedema | Urticaria | Swelling | HivesUnited States
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Eastern Cooperative Oncology GroupNational Cancer Institute (NCI)CompletedColorectal CancerUnited States
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Eastern Cooperative Oncology GroupNational Cancer Institute (NCI)CompletedBrain and Central Nervous System TumorsUnited States
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University of California, San DiegoNational Cancer Institute (NCI)TerminatedBreast CancerUnited States
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University of ChicagoRush University Medical CenterActive, not recruitingSARS-CoV-2 InfectionUnited States
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Queen Mary University of LondonCancer Research UK; Barts and the London School of Medicine and DentistryCompletedProstate CancerUnited Kingdom
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Medical University of South CarolinaTerminatedVitamin D Deficiency | Nutritional DeficiencyUnited States
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Queen Mary University of LondonUniversity College, London; University of the PunjabActive, not recruitingSevere Acute MalnutritionPakistan
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University GhentFlemish Interuniversity Council (VLIR); Arba Minch University, EthiopiaCompletedVitamin A Deficiency | Anemia, Iron Deficiency | Cognitive Development | Helminthic InfectionEthiopia
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Retinagenix HoldingsWithdrawnRetinal DisorderUnited States
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Institut Cancerologie de l'OuestHospices Civils de Lyon; Centre Antoine LacassagneTerminatedGlioblastoma | Grade IV AstrocytomaFrance
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AIDS Clinical Trials GroupNational Institute of Allergy and Infectious Diseases (NIAID)CompletedTuberculosisHaiti, South Africa
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Department of Endocrinology, Centre of Postgraduate...CompletedVitamin D DeficiencyPoland
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Prof. Dr. Jörg LeuppiCompletedCovid19 | Vitamin D Deficiency | Corona Virus Infection | ARDS | SARS-CoV Infection | CoronavirusSwitzerland
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OPKO Health, Inc.CompletedVitamin D Insufficiency | CKD Stage 4 | CKD Stage 3 | Secondary Hyperparathyroidism Due to Renal CausesUnited States
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Arrowhead Regional Medical CenterCompletedBurns | Ascorbic Acid Deficiency | Fluid and Electrolyte Imbalance | Burn Degree Second | Burn Degree Third | Burn ShockUnited States
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Ain Shams UniversityCompleted
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Sidney Kimmel Comprehensive Cancer Center at Johns...National Cancer Institute (NCI)CompletedPolycythemia Vera | Essential Thrombocythemia | Chronic Myeloproliferative Disorders | Multiple Myeloma | Myelofibrosis | Chronic Myelomonocytic Leukemia | Chronic Lymphocytic Leukemia | Chronic Myeloid Leukemia | Myelodysplastic Syndrome | Prolymphocytic Leukemia | Plasma Cell Leukemia | Small Lymphocytic Lymphoma and other conditionsUnited States
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Virginia Commonwealth UniversityUniversity of RwandaWithdrawn
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Wake Forest University Health SciencesEmory University; Children's Healthcare of AtlantaCompleted