- ICH GCP
- US Clinical Trials Registry
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Search clinical trials for: Vitamin C
Total 16221 results
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University of HelsinkiUniversity College Cork; Technical University of DenmarkCompletedSerum 25-hydroxyvitamin D Concentrations (25OHD)Finland
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Bursa City HospitalUnknown
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Nathan Kline Institute for Psychiatric ResearchStanley Medical Research InstituteCompletedSchizophrenia | Schizoaffective DisorderUnited States
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Augusta UniversityNational Heart, Lung, and Blood Institute (NHLBI)Active, not recruitingCardiovascular DiseaseUnited States
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Northumbria UniversityBayerCompletedCerebral Blood Flow | Cognitive Function | Iron | Energy MetabolismUnited Kingdom
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Saiful Anwar HospitalCompleted
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NBTY, Inc.KGK Science Inc.; Moyad, Mark MD MPHCompleted
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Gerencia de Atención Primaria, MadridInstituto de Salud Carlos IIICompleted
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General Oncology, Inc.Myriad Genetics, Inc.RecruitingPancreatic Cancer | Pancreatic Ductal Adenocarcinoma | Pancreatic Cancer Stage IV | Breast Cancer Stage IV | BRCA1 Mutation | BRCA2 Mutation | Pancreatic Acinar Cell Carcinoma | Metastatic Pancreatic Cancer | Breast Cancer Metastatic | HER2-negative Breast Cancer | Metastatic Pancreatic Ductal Adenocarcinoma and other conditionsUnited States
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Assiut UniversityUnknown
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Seoul National University HospitalCompletedVitamin D Deficiency | Cardiometabolic Risk Factors
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Charles Drew University of Medicine and ScienceAmerican Diabetes AssociationCompleted
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Novo Nordisk A/SRecruitingInflammation | Chronic Kidney Disease | Cardiovascular RiskKorea, Republic of, Italy, United States, Spain, China, Taiwan, Latvia, Mexico, Netherlands, Malaysia, United Kingdom, Belgium, Thailand, Hungary, Australia, Turkey, Poland, Portugal, South Africa, India, Canada, Ukraine, Romania, Ger... and more
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McNeil Consumer Healthcare Division of McNEIL-PPC...Johnson & Johnson Consumer and Personal Products WorldwideCompletedRhinitis, Allergic, SeasonalUnited States
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IIMC, Riphah International University, PakistanNot yet recruitingGestational Diabetes MellitusPakistan
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Indonesia UniversityKementerian Riset dan Teknologi / Badan Riset dan Inovasi Nasional, IndonesiaRecruitingCovid19 | Vitamin D Deficiency | Overweight and Obesity | Immune DeficiencyIndonesia
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Instituto Nacional de Salud Publica, MexicoDSM Nutritional Products, Inc.CompletedVitamin D Deficiency | 25-Hydroxyvitamin D3 Deficiency, SelectiveMexico
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Hospices Civils de LyonCompletedVitamin D Deficiency | Sickle Cell DiseaseFrance
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Harvard School of Public Health (HSPH)Foundation for Medical Research; Municipal Corporation of Greater Mumbai, IndiaCompletedMulti-drug Resistant TuberculosisIndia
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Lidia DecembrinoIRCCS Policlinico S. MatteoCompletedRetinopathy of Prematurity | Bronchopulmonary DysplasiaItaly
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University Women's Hospital TübingenUnknown
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University of California, San FranciscoCompletedVitamin D Deficiency | AutismUnited States
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Universität des SaarlandesInstitute of Alternative and Sustainable Nutrition (IFANE)CompletedCobalamin DeficiencyGermany
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Haukeland University HospitalCompletedBiochemical Cobalamin Status | Motor NeurodevelopmentNorway
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Bakirkoy Dr. Sadi Konuk Research and Training HospitalCompletedKnee OsteoarthritisTurkey
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Ain Shams UniversityCompletedEnd Stage Renal Disease on DialysisEgypt
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Xijing HospitalWithdrawn
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Maastricht University Medical CenterCompletedCarboxylation Level | Vitamin K-dependent ProteinsNetherlands
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The First Affiliated Hospital of Soochow UniversityNot yet recruitingNausea and Vomiting, Aspiration, Intraoperative
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KRL Hospital, IslamabadCompletedTraumatic Brain InjuryPakistan
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Physicians Committee for Responsible MedicineCompleted
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Eduardo FerriolliCompletedFatty Acid Deficiency | Nutrient Deficiency | Vitamin E Deficiency | Selenium Deficiency | Age-Related Immunodeficiency | Institutionalization; Disinhibited AttachmentBrazil
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ZOLL Circulation, Inc., USAInstituto de Investigación Hospital Universitario La PazCompletedOut-Of-Hospital Cardiac ArrestGermany, Spain
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Nutrition Institute, SloveniaSlovenian Research Agency; Higher School of Applied Sciences (VIST); Valens Int...CompletedVitamin D DeficiencySlovenia
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Sohag UniversityCompleted
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USDA, Western Human Nutrition Research CenterCompletedVitamin D DeficiencyUnited States
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Cartiheal (2009) LtdCompletedCartilage Diseases | Osteochondritis DissecansCzechia, Italy, Croatia, Hungary, Poland, Romania, Serbia, Slovenia
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Prism Pharma Co., Ltd.CompletedSystemic SclerodermaUnited States
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American British Cowdray Medical CenterActive, not recruitingSeptic Shock | Oxidative StressMexico
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Nuwellis, Inc.Terminated
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Hamilton Health Sciences CorporationCanadian Institutes of Health Research (CIHR); Population Health Research InstituteUnknownCardiovascular Disease | AtherosclerosisCanada
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The University of Texas Health Science Center,...Active, not recruitingGlucose Intolerance | Drug Effect | Overweight and Obesity | AdiposityUnited States
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Stanford UniversityNational Institute of Neurological Disorders and Stroke (NINDS); Hugo W. Moser... and other collaboratorsCompletedX-linked AdrenoleukodystrophyUnited States
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University of CopenhagenCompleted
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University of Sao PauloNot yet recruitingObesity | Lupus ErythematosusBrazil
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Shriners Hospitals for ChildrenCompletedBurns | Bone DemineralizationUnited States