Cholecalciferol (Vitamin D3)
Sponsors
Medical University of South Carolina, University Hospital of North Norway, Children's Hospital Medical Center, Cincinnati, University of Wisconsin, Madison, University of Minnesota
Conditions
Allergic Bronchopulmonary AspergillosisAthletic InjuriesCystic FibrosisInfectionsLatent TuberculosisMultiple SclerosisOrthopedic DisorderOsteopenia
Phase 2
Phase 3
Evaluation of Vitamin D Requirements During Pregnancy
CompletedNCT00292591
Start: 2004-01-31End: 2010-01-31Updated: 2016-09-19
Vitamin D Status of Pregnant Women and Their Children in Eau Claire, South Carolina
CompletedNCT00412087
Start: 2007-01-31End: 2009-07-31Updated: 2016-07-29
Controlled Trial of Prenatal Vitamin D3 Supplementation to Prevent Vitamin D Deficiency in Mothers and Their Infants
CompletedNCT00610688
Start: 2008-01-31End: 2012-04-30Updated: 2021-10-19
A Trial of Vitamin D and Health Advice for the Prevention of Upper Respiratory Tract Infections
CompletedNCT01158560
Start: 2010-09-30End: 2011-10-31Updated: 2012-03-05
Efficacy and Safety of Odanacatib in Postmenopausal Women Previously Treated With Alendronate (MK-0822-050)
WithdrawnNCT01552122
Start: 2012-05-31End: 2015-02-28Updated: 2015-08-27
Vitamin D Supplementation in TB Prevention
CompletedNCT02276755
Start: 2015-09-30End: 2020-06-30Updated: 2020-07-16
Vitamin D Supplementation in Individuals With a Chronic Spinal Cord Injury
CompletedNCT04652544
Start: 2021-05-19End: 2024-01-23Updated: 2024-03-08
Phase 4
Unknown Phase
Vitamin D Inadequacy in Rural Populations, Evaluation of Correction by Food Supplementation
CompletedNCT00690417
Start: 2007-08-31End: 2011-08-31Updated: 2011-11-24
Clinical Approaches to Correcting Vitamin D Inadequacy and Maintaining Adequacy
CompletedNCT00692120
Start: 2007-02-28End: 2008-11-30Updated: 2015-10-05
Effect of Vitamin D Deficiency and Vitamin D Supplementation on Glucose Metabolism
CompletedNCT00749918
Start: 2007-01-31End: 2008-06-30Updated: 2008-10-20
Open-label Vitamin D Trial for Patients With Cystic Fibrosis and Allergic Bronchopulmonary Aspergillosis
CompletedNCT01222273
Start: 2010-09-30End: 2013-09-30Updated: 2018-03-29
Change in Free 25(OH)D After High Dose in Vitamin D Deficient Postmenopausal Women
CompletedNCT02553044
Start: 2015-10-31End: 2018-08-31Target: 112Updated: 2019-02-15
Vitamin D3 Supplementation and Stress Fracture Occurrence in High-Risk Collegiate Athletes
CompletedNCT03395171
Start: 2015-11-30End: 2016-07-01Updated: 2018-01-10
Bone and Muscle Health in Kids
CompletedNCT03537443
Start: 2018-10-21End: 2020-02-05Updated: 2020-08-24
Synergistic Effect of Vitamin D Supplementation in Patients With Vitiligo and Vitamin D Deficiency
CompletedNCT05364567
Start: 2018-05-01End: 2022-05-01Updated: 2022-05-06
Effect of Vitamin D Supplementation on Metabolic Parameters in Patients With Type 2 Diabetes and Vitamin D Deficiency
CompletedNCT07468721
Start: 2024-05-07End: 2025-03-31Updated: 2026-03-12