Not applicableStudy completedNCT04033796What this trial is testingVitamin D Supplementation D_SAF Pilot StudyWho this might be right forVitamin D Deficiency University of Surrey 532
Large-scale testing (Phase 3)Study completedNCT01170273What this trial is testingVitamin D in Vulnerable Adults (VIVA-VA)Who this might be right forFrail ElderlyVitamin d Deficiency VA Office of Research and Development 130
Not applicableUnknownNCT03285854What this trial is testingCalcium Balance Studies in Children With CKD and on DialysisWho this might be right forChronic Kidney Disease Mineral and Bone Disorder Great Ormond Street Hospital for Children NHS Foundation Trust 120
Testing effectiveness (Phase 2)Study completedNCT01354262What this trial is testingEffect of Vitamin D Supplementation on Hemoglobin A1cWho this might be right forDiabetes MellitusVitamin D Deficiency Ascension Health 150
Early research (Phase 1)Active Not RecruitingNCT05734196What this trial is testingThe ENERGY Study: Evaluation of Safety and Tolerability of INZ-701 in Infants With ENPP1 Deficiency or ABCC6 DeficiencyWho this might be right forEctonucleotide Pyrophosphatase/phosphodiesterase1 DeficiencyAutosomal Recessive Hypophosphatemic RicketsGeneralized Arterial Calcification of Infancy+2 more Inozyme Pharma 16
Not applicableUnknownNCT04515342What this trial is testingSarcopenia, Fall and Osteoporosis in Chronic Kidney DiseaseWho this might be right forSarcopeniaChronic Kidney DiseasesOsteoporosis Herlev Hospital 140
Not applicableLooking for participantsNCT05242055What this trial is testingIntegrated Diagnosis and Treatment of CKD on OutcomesWho this might be right forChronic Kidney DiseasesHypertensionHyperglycemia+4 more Capital Medical University 1,000
Not applicableUnknownNCT03879915What this trial is testingDental Implants in Patients With X-linked HypophosphatemiaWho this might be right forX-linked Hypophosphatemia Assistance Publique - Hôpitaux de Paris 36
Large-scale testing (Phase 3)Study completedNCT01465178What this trial is testingImproving the Understanding of the Response to Vitamin D SupplementationWho this might be right forVitamin D Deficiency University of Wisconsin, Madison 62
Not applicableStudy completedNCT01992133What this trial is testingEffects of Vitamin D Supplementation on Glucose Metabolism in Women With Former Gestational Diabetes MellitusWho this might be right forGestational Diabetes Mellitus in PregnancyVitamin D Deficiency RCSI & UCD Malaysia Campus 26
Not applicableUnknownNCT05802433What this trial is testingThe Genetic Effects on Vitamin D SupplementationWho this might be right forVitamin D Deficiency St. Mary's University, Twickenham 67
Post-approval studies (Phase 4)Study completedNCT01067898What this trial is testingA Study on Oral Vitamin D MegadosesWho this might be right forHypovitaminosis D Helsinki University Central Hospital 60
Not applicableStudy completedNCT04049877What this trial is testingRetrospective and Prospective Disease Progression and Quality of Life in XLHWho this might be right forX-linked Hypophosphatemia (XLH) Medialis Ltd. 11
Not applicableStudy completedNCT00490412What this trial is testingVitamin D Reabsorption in Adolescents and Young Adults With HIV InfectionWho this might be right forHIV Infections University of North Carolina, Chapel Hill 207
Not applicableUnknownNCT01382966What this trial is testingSerum Sclerostin Levels, Cardiovascular Parameters and Carpal Tunnel Syndrome in Maintenance Hemodialysis PatientsWho this might be right forChronic Kidney DiseaseRenal OsteodystrophyLeft Ventricular Hypertrophy RFM Renal Treatment Services 400
Not applicableStudy completedNCT00285467What this trial is testingCholecalciferol Versus Doxercalciferol in the Treatment of Secondary Hyperparathyroidism in Chronic Kidney DiseaseWho this might be right forRenal Osteodystrophy Indiana University 55
Early research (Phase 1)Study completedNCT01855321What this trial is testingEffects of Treating Vitamin D Deficiency in Poorly Controlled Type 2 DiabetesWho this might be right forType 2 Diabetes University of Florida 76
Not applicableLooking for participantsNCT07096414What this trial is testingEffect of Vitamin D3 Supplementation on Brain Waves in Male Epileptic Patients With Hypovitaminosis DWho this might be right forEpilepsyHypovitaminosis D Bangladesh Medical University 15
Post-approval studies (Phase 4)Study completedNCT01497132What this trial is testingEffects of Vitamin D on Beta Cell Function and Insulin Sensitivity in Pre-diabetes and Diabetes Mellitus Type 2Who this might be right forDiabetes Mellitus, Type 2Glucose IntoleranceVitamin D Deficiency Karolinska Institutet 44
Not applicableNot Yet RecruitingNCT07733635What this trial is testingVitamin D Status and Asthma Control, Pulmonary Function, and Oxidative Stress in Adults With Bronchial AsthmaWho this might be right forBronchial AsthmaVitamin D DeficiencyPulmonary Function Impairment+3 more Sinai University 134