- ICH GCP
- US Clinical Trials Registry
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Search clinical trials for: Vitamin A supplement
Total 38419 results
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University of Colorado, DenverTerminatedPregnancy | IUGRUnited States
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AGUNCO Obstetrics and Gynecology CentreCompletedLow Serum Testosterone Levels in ManItaly
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Pharmarte srlCompletedPolycystic Ovary Syndrome | Hirsutism | Menstrual ProblemItaly
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OPKO Health, Inc.Elan PharmaceuticalsTerminatedAlzheimer's DiseaseUnited States, Canada, Spain, United Kingdom
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NICHD Neonatal Research NetworkEunice Kennedy Shriver National Institute of Child Health and Human Development... and other collaboratorsTerminatedRetinopathy of Prematurity (ROP)United States
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University Medical Center GroningenCompletedNeuroendocrine TumorNetherlands
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Texas Tech University Health Sciences CenterCompletedUreteral InjuryUnited States
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Sultan Qaboos UniversityMinistry of Health, Sultanate of Oman; London Metropolitian UniversityUnknownSickle Cell DiseaseOman
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University of FloridaNational Center for Research Resources (NCRR)CompletedDisorder of Vitamin B12United States
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Brigham and Women's HospitalNational Center for Complementary and Integrative Health (NCCIH)Completed
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National Institute of Allergy and Infectious Diseases...Completed
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University of ChesterMedical Research CouncilCompletedVitamin D Deficiency | Iron Deficiency | Anemia; Deficiency, Nutritional, With Poor Iron AbsorptionUnited Kingdom
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University of CopenhagenTechnical University of Denmark; Helene Elsass Center, Denmark.Completed
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National Nutrition and Food Technology InstituteCompletedWeight Regain After Bariatric Surgery and Food AddictionIran, Islamic Republic of
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Medical University of South CarolinaAker Biomarine Antarctic ASCompletedFatty Acids, Omega-3 | Cognition | Nutrition | Resilience, Psychological | Psychology, MilitaryUnited States
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University of AarhusCompletedVitamin D DeficiencyDenmark
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University of Missouri-ColumbiaCompletedInflammation | Obesity | Glucose IntoleranceUnited States
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University of South FloridaCompletedVitamin D 25 OH DeficiencyUnited States
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Assistance Publique - Hôpitaux de ParisRecruitingGestational Diabetes MellitusFrance
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Milton S. Hershey Medical CenterNational Center for Complementary and Integrative Health (NCCIH)RecruitingPolycystic Ovary Syndrome | Hyperandrogenism | Insulin Resistance | Glucose Intolerance | Anovulation | Metabolic ComplicationUnited States
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AGUNCO Obstetrics and Gynecology CentreCompletedCouple SterilityItaly
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National Cancer Institute (NCI)CompletedNon-small Cell Lung Cancer | Squamous Lung DysplasiaUnited States, Canada
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Brigham and Women's HospitalNational Cancer Institute (NCI); National Heart, Lung, and Blood Institute... and other collaboratorsActive, not recruiting
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University of Texas Southwestern Medical CenterActive, not recruiting
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Yonsei UniversityRecruitingUnresectable Metastatic Right-sided Colon Cancer Starting First-line Combination Chemotherapy | Unresectable Metastatic Right-sided Colon Cancer, Stage IVKorea, Republic of
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University of ExeterUniversity of British Columbia; Medical Research CouncilRecruitingType 2 DiabetesUnited Kingdom
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University of Bari Aldo MoroCompletedMenstrual Irregularity | Fertility Disorders | Lymphoma, HodgkinItaly
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OPKO Health, Inc.CompletedAlzheimer DiseaseUnited States, Canada
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Mario Negri Institute for Pharmacological ResearchTerminated
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AGUNCO Obstetrics and Gynecology CentreCompletedSperm Quality | OligoasthenospermiaItaly
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University of CataniaCompletedHepatic EncephalopathyItaly
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University of CopenhagenNot yet recruiting
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St. Bortolo HospitalUnknownRenal Failure | Renal Insufficiency, AcuteItaly
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Mashhad University of Medical SciencesCompleted
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University of KansasDairy Management Inc.Completed
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University of AarhusUnknown
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SightSage Foods and Nutrition Inc.Completed
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Applied Science Private UniversityCompleted
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Tel Aviv UniversityRecruiting
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Robert E. PykeWithdrawnErectile Dysfunction | Prostatism
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Jonsson Comprehensive Cancer CenterNational Cancer Institute (NCI)Completed
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University of North Carolina, Chapel HillNational Center for Complementary and Integrative Health (NCCIH)Completed
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Alborz Medical UniversityUniversiti Putra MalaysiaCompletedVitamin D Supplementation on Metabolic Syndrome Indicators Among Older Adults, Alborz Province, IranHypertension | Diabetes Mellitus | Vitamin D Deficiency | Lipid Metabolism Disorders | Obesity, AbdominalIran, Islamic Republic of
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Assiut UniversityNot yet recruitingOsteoarthritis
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University of CataniaCompletedFatigue | Work Productivity and Activity Impairment in Workers With Chronic C Hepatitis | Fatigue in Workers With Chronic C Hepatitis
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Mario Negri Institute for Pharmacological ResearchCompleted
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University of CataniaCompletedMinimal Hepatic EncephalopathyItaly
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Northwestern UniversityCompletedEcchymosisUnited States
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Marcello TonelliAlberta Health servicesCompleted