Not applicableStudy completedNCT00204906What this trial is testingCorrection of Vitamin D Inadequacy in Nursing Home ResidentsWho this might be right forHypovitaminosis D University of Wisconsin, Madison
Post-approval studies (Phase 4)UnknownNCT01417923What this trial is testingThe Immune and Clinical Impacts of Vitamin D in Patients With Chronic Musculo-skeletal PainWho this might be right forVitamin D DeficiencyChronic Pain SyndromeInflammatory Response Meir Medical Center 80
Not applicableActive Not RecruitingNCT07685223What this trial is testingMedium Cut-Off and High-Flux Membranes on Mineral and Bone Metabolism in Hemodialysis PatientsWho this might be right forEnd Stage Kidney Disease (ESKD)HemodialysisChronic Kidney Disease Mineral and Bone Disorder Gazi University 30
Not applicableLooking for participantsNCT04615988What this trial is testingCorrelation Vitamin D Level to Endocrine Autoimmune Toxicity Due to Immune Checkpoint InhibitorsWho this might be right forThyroidPD-1Cancer Icahn School of Medicine at Mount Sinai 17
Post-approval studies (Phase 4)Study completedNCT01880346What this trial is testingComparison of Absorption of Vitamin D in Cystic FibrosisWho this might be right forCystic Fibrosis Emory University 17
Not applicableStudy completedNCT05343273What this trial is testing25-Hydroxyvitamin D Levels in Patients With Periodontitis (Stage III)Who this might be right forVitamin D DeficiencyPeriodontitis Ataturk University 83
Not applicableStudy completedNCT04461665What this trial is testingEffects of Vitamin D Supplementation on Immune Function in InfantsWho this might be right forVitamin D Deficiency Shih Chien University 59
Testing effectiveness (Phase 2)Study completedNCT01656070What this trial is testingVitamin D Supplementation in HIV-infected YouthWho this might be right forHIV DiseaseVitamin D DeficiencyHypovitaminosis D+1 more University of Milan 50
Not applicableStudy completedNCT03304795What this trial is testingVitamin D Deficiency Still GrowingWho this might be right forVitamin D Deficiency DongGuk University 39,759
Not applicableStudy completedNCT04005612What this trial is testingEffect of Vitamin d and Omega 3 on OsteocalcinWho this might be right forVitamin D Deficiency Applied Science Private University 120
Large-scale testing (Phase 3)Study completedNCT01190137What this trial is testingStudy Comparing Two Isoforms of Vitamin D Supplements for InfantsWho this might be right forHealthy McGill University 52
Not applicableStudy completedNCT05399251What this trial is testingRelationship Between Serum 1,25-dihydroxy Vitamin D and Markers of Bone Metabolism in Renal Dysfunction PatientsWho this might be right forChronic Kidney Disease-Mineral and Bone Disorder Aga Khan University Hospital, Pakistan 1,553
Not applicableStudy completedNCT01240512What this trial is testingDAYLIGHT: Vitamin D Therapy in Individuals at High Risk of HypertensionWho this might be right forHypertensionVitamin D DeficiencyPre-Hypertension Massachusetts General Hospital 534
Testing effectiveness (Phase 2)Ended earlyNCT01893385What this trial is testingVitamin D Supplementation and the Immune ResponseWho this might be right forD Vitamin Deficiency Patients University Hospital, Clermont-Ferrand 37
Testing effectiveness (Phase 2)UnknownNCT05852496What this trial is testingVit D and Peripheral Neuropathy in Taxane Naive PatientsWho this might be right forVitamin D DeficiencyPeripheral Neuropathy Assiut University 60
Not applicableUnknownNCT03496246What this trial is testingVitamin D Status in Inflammatory Bowel DiseaseWho this might be right forVitamin D DeficiencyInflammatory Bowel Diseases Assiut University 50
Testing effectiveness (Phase 2)Study completedNCT01317940What this trial is testingNutrition and Body Composition in Acute Lymphoblastic LeukemiaWho this might be right forPrecursor Cell Lymphoblastic Leukemia-LymphomaVitamin D Deficiency Children's Hospital Los Angeles 76
Not applicableStudy completedNCT01501916What this trial is testingEffect of Vitamin D3 on Cardiovascular Risk FactorsWho this might be right forHypertensive DiseaseDeficiency of Vitamin D3 Martin-Luther-Universität Halle-Wittenberg 250
Not applicableStudy completedNCT00995163What this trial is testingMineral and Bone Disorders Outcomes in Stage 5D of Chronic Kidney DiseaseWho this might be right forEnd Stage Renal DiseaseHyperparathyroidism, Secondary Kyowa Kirin Co., Ltd. 8,020
Testing effectiveness (Phase 2)Study completedNCT01092338What this trial is testingVitamin D Dose Finding StudyWho this might be right forHIV InfectionsAIDS Children's Hospital of Philadelphia 44