Search clinical trials for: Mega-dose of vitamin A supplement
Total 2785 results
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University of SurreyUniversity of ReadingRecruitingVitamin D Deficiency | Immune Health | Muscle FunctionUnited Kingdom
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Ege UniversityAvrasya UniversityCompletedCOVID-19 Pandemic | D Vitamin Deficiency | Antibody HypersensitivityTurkey
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Eunice Kennedy Shriver National Institute of Child...Centers for Disease Control and PreventionCompleted
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National Eye Institute (NEI)Active, not recruiting
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Mohammad Hassan EftekhariShiraz University of Medical SciencesCompleted
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Physicians Committee for Responsible MedicineCompleted
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Wills EyePhysician Recommended NutriceuticalsCompletedMacular DegenerationUnited States
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St. Justine's HospitalNutrisanté CanadaUnknownNon Alcoholic Fatty Liver Disease (NAFLD)Canada
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Shaare Zedek Medical CenterUnknown
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Louis-Nicolas Veilleux Ph.D.CompletedOsteogenesis ImperfectaCanada
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University of California, DavisNational Institutes of Health (NIH)Completed
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Instituto Nacional de Ciencias Medicas y Nutricion...Fundación Gonzalo Río ArronteRecruitingHealthy | Nutritional and Metabolic DiseasesMexico
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Harvard School of Public Health (HSPH)Muhimbili University of Health and Allied SciencesCompletedAnemia | Low Birth Weight | Malaria | Perinatal MortalityTanzania
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Aga Khan UniversityLondon School of Hygiene and Tropical Medicine; Save the Children; John Snow,... and other collaboratorsCompleted
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Brigham and Women's HospitalNational Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)Active, not recruitingBody Composition | Bone Density | Bone HealthUnited States
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Brigham and Women's HospitalNational Heart, Lung, and Blood Institute (NHLBI)Active, not recruiting
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University of NebraskaCompletedAngioedema | Urticaria | Swelling | HivesUnited States
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Shiraz University of Medical SciencesUnknownUrticariaIran, Islamic Republic of
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Medical Research Council Unit, The GambiaEuropean and Developing Countries Clinical Trials Partnership (EDCTP); Department...WithdrawnLatent Tuberculosis Infection
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Augusta UniversityNational Heart, Lung, and Blood Institute (NHLBI)Unknown
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Mayo ClinicCompletedHealthy VolunteersUnited States
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National Center for Complementary and Integrative...CompletedCardiovascular DiseasesUnited States
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Peter DaleyDalhousie UniversityCompleted
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Bandim Health ProjectUniversity of Aarhus; Ministry of Health, Guinea-BissauTerminatedMortality | MorbidityGuinea-Bissau
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National Eye Institute (NEI)Active, not recruitingAge-Related Macular Degeneration | Reticular Pseudodrusen (RPD)United States
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Johns Hopkins UniversityNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); United... and other collaboratorsCompletedPneumonia | Sepsis | Necrotizing Enterocolitis | MeningitisBangladesh
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Tirang R. Neyestani, Ph.D.Unknown
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Brigham and Women's HospitalNational Eye Institute (NEI)Active, not recruitingAge-related Macular DegenerationUnited States
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Brigham and Women's HospitalNational Institute of Mental Health (NIMH)Active, not recruitingDepression | Depressive Symptoms | MoodUnited States
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Albert Einstein College of MedicineNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); Brigham...CompletedKidney Diseases | HypertensionUnited States
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London School of Hygiene and Tropical MedicineWorld Health OrganizationUnknownVitamin A DeficiencyGambia
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ShionogiCompletedType 2 Diabetes MellitusUnited States
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Duke UniversityCompletedShoulder ArthroplastyUnited States
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Maastricht University Medical CenterTerminatedBreast Neoplasm | Contrast-enhanced Spectral MammographyNetherlands
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Retinagenix HoldingsWithdrawnRetinal DisorderUnited States
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Brigham and Women's HospitalNational Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)Active, not recruitingFracturesUnited States
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Brigham and Women's HospitalNational Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)Active, not recruitingFractures | Bone Density | Bone HealthUnited States
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Brigham and Women's HospitalActive, not recruitingInfections | Human Cathelicidin Antimicrobial Peptide (hCAP-18)United States
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Brigham and Women's HospitalNational Eye Institute (NEI)UnknownDry Eye Disease
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Assistance Publique - Hôpitaux de ParisRecruitingMetabolic Syndrome | Severe ObesityFrance
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Liaquat University of Medical & Health SciencesNot yet recruitingVitamin B 12 DeficiencyPakistan
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Dr Cipto Mangunkusumo General HospitalUnknownDry Eye Syndromes | Non-Proliferative Diabetic Retinopathy | Proliferative Diabetic Retinopathy New Vessels on Disc
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University of GhanaKwame Nkrumah University of Science and TechnologyCompleted
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Woman's Health University Hospital, EgyptCompletedOilgohydramniosEgypt
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University of WashingtonNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); Brigham...CompletedDiabetesUnited States
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Alcon ResearchCompleted
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Chiang Mai UniversityNakornping Hospital; HIV-NAT, Thai Red Cross - AIDS Research CentreCompletedHIV Infection | Adverse Bone HealthThailand
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Hospital de la SoledadWithdrawn