Cholecalciferol: all 692 studies that test it
Page 6 of 7. Open to participants first (48), then studies with results posted, then the rest; newest registration first within each.
- Immune Reconstitution in HIV Disease (IREHIV)CompletedNCT01702974Phase 2
- Immune Reconstitution in Tuberculosis DiseaseCompletedNCT01698476Phase 2
- Bioavailability of Vitamin D in Children and Adolescents With Crohn's DiseaseCompletedNCT01692808Phase 2
- Pharmacokinetic Comparison of Vitamin's D2 and D3 in Stage 5 Chronic Kidney Disease Patients on Chronic HemodialysisCompletedNCT01675557Phase 4
- Effects of Vitamin D and Calcium Supplementation on Inflammatory Biomarkers and Adypocytokines in Diabetic PatientsStatus unknownNCT01662193Not applicable
- Vitamin D Supplementation in HIV-infected YouthCompletedNCT01656070Phase 2
- Vitamin D, Cardiovascular Disease, and African AmericansCompletedNCT01655810Not applicable
- Vitamin D and Omega-3 Hypertension Trial (VITAL Hypertension)Active, not recruitingNCT01653678Not applicable
- A Prospective Open-label Comparison of Two Vitamin D3 Repletion Strategies in Vitamin D Deficient PatientsCompletedNCT01650883Not applicable
- Vitamin D Treatment in Ulcerative ColitisWithdrawnNCT01640496Not applicable
- Study to Evaluate the Pharmacokinetics of Vitamin D (Cholecalciferol) in Patients Undergoing Obesity Surgery in a Deficit Situation and After StandardizationStatus unknownNCT01637155Phase 2
- Vitamin D3 Supplementation for Heart Failure PatientsCompletedNCT01636570Phase 2
- Vitamin D Deficiency and Postoperative HypocalcemiaStatus unknownNCT01632514Phase 4
- Vitamin D Supplementation in Obesity and Weight Loss (3DD Study)CompletedNCT01631292Not applicable
- Impact of Vitamin D Supplementation on Cardiac Structure and FunctionCompletedNCT01630213Not applicable
- Randomized Controlled Trial of Neo-adjuvant Progesterone and Vitamin D3 in Women With Large Operable Breast Cancer and Locally Advanced Breast CancerTerminatedNCT01608451Phase 3
- Vitamin D Supplementation for Extremely Preterm InfantsCompletedNCT01600430Phase 2/3
- Vitamin D Supplementation in Polymorphic Light EruptionTerminatedNCT01595893Phase 3
- How Does Magnesium Status Influence Calcium Homeostasis?CompletedNCT01593501Phase 4
- Vitamin D Supplementation in Overweight/Obese African American Adults and Youth (D-SUNNY)CompletedNCT01583621Not applicable
- The Effect of Vitamin D Repletion in Patients With Hepatocellular Carcinoma on the Orthotopic Liver Transplant ListStatus unknownNCT01575717Not applicable
- Efficacy of Vitamin D in Colorectal Cancer ChemopreventionCompletedNCT01574027Phase 2
- Treatment of Non-alcoholic Steatohepatitis (NASH) Patients With Vitamin DCompletedNCT01571063Phase 2
- Vitamin D and Walking Ability in Patients With Peripheral Artery Occlusive DiseaseTerminatedNCT01559974Phase 4
- Cholecalciferol Intervention to Prevent Respiratory Infections StudyCompletedNCT01549938Phase 2
- Vitamin D3 Supplementation Pilot StudyCompletedNCT01546103Not applicable
- Metabolic Syndrome and Insulin Resistance at AllinaCompletedNCT01545830Phase 2
- Vitamin D Supplementation and Regulatory FoxP3+ T Cells in the GUTCompletedNCT01538485Phase 4
- Impact of Vitamin D Supplementation on Cardiometabolic Risk Factors [The Daily D Health Study]CompletedNCT01537809Not applicable
- Comparative Effectiveness of Vitamin D and Repletion StrategiesCompletedNCT01524874Not applicable
- Cholecalciferol in Treating Patients With Acute Myeloid Leukemia Undergoing Intensive Induction ChemotherapyTerminatedNCT01521936Phase 2
- The Effect of Fat on Vitamin D AbsorptionCompletedNCT01519986Not applicable
- The Effect of 25-OH-Vitamin-D3 Substitution in Patients With Malignant and Immune-hematologic DiseasesTerminatedNCT01518959Phase 3
- A Pilot Study of the Effect of Dietary Fat Type and Amount on Vitamin D3 AbsorptionCompletedNCT01508845Not applicable
- Vitamin D Supplementation of Lactating MothersCompletedNCT01506557Phase 4
- Safety and Bioefficacy of Vitamin D2 and Vitamin D3CompletedNCT01503216Not applicable
- Effect of Vitamin D3 on Cardiovascular Risk FactorsCompletedNCT01501916Not applicable
- Effects of Vitamin D on Beta Cell Function and Insulin Sensitivity in Pre-diabetes and Diabetes Mellitus Type 2CompletedNCT01497132Phase 4
- Sunweavers: Supporting Native American Women's Vitamin D ResearchCompletedNCT01490333Phase 2
- Study of Vitamin D Supplementation Tailored to Vitamin D Deficiency in Breast Cancer PatientsCompletedNCT01480869Phase 3
- Glucose Metabolism Effects of Vitamin D Supplementation in PrediabetesCompletedNCT01479933Not applicable
- Effects of Cholecalciferol Supplementation in Patients With Chronic Heart Failure and LOw vITamind D LevelsStatus unknownNCT01477801Phase 2/3
- Vitamin D and Adipose Tissue InflammationCompletedNCT01477034Not applicable
- Vitamin D Supplementation in Diabetic NephropathyCompletedNCT01476501Phase 2
- Vitamin D Supplementation in HIVCompletedNCT01475890Phase 2/3
- Serum 25-hydroxy Vitamin D [25(OH)D] Levels, Supplemental Vitamin D, and Parathyroid Hormone Levels in Premature InfantsCompletedNCT01469650Not applicable
- Vitamin D and Grass Pollen Specific ImmunotherapyCompletedNCT01466465Phase 2
- Finnish Vitamin D Trial (FIND)CompletedNCT01463813Not applicable
- The Role of Vitamin D Supplementation on Well Being and Symptoms of Depression During the Winter Season in Health Service StaffCompletedNCT01462058Phase 4
- Vitamin D and Sexual HealthCompletedNCT01450462Not applicable
- Vitamin D Levels in the Skin of Healthy Subjects After Oral SupplementationCompletedNCT01447355Phase 1
- Colecalciferol as an Add-on Treatment to Subcutaneously-Administered Interferon-beta-1b for Treatment of Multiple Sclerosis (MS)CompletedNCT01432704Phase 2/3
- Determination of Effective Vitamin D Replacement and Monitoring Strategies in Vitamin D Deficiency StateCompletedNCT01430793Not applicable
- Vitamin D for Enhancing the Immune System in Cystic Fibrosis (DISC Study)CompletedNCT01426256Phase 3
- Study of Vitamin D Supplementation on Improvement of Gums HealthCompletedNCT01422122Not applicable
- Macular Pigment Density Evolution in Unilateral Wet AMD Versus Non AMD Patients With or Without Lutein and Zeaxanthine SupplementationCompletedNCT01404845Not applicable
- Cholecalciferol(25-[OH]-Vitamin D) in Treating Patients With Colorectal CancerWithdrawnNCT01403103Early Phase 1
- Dietary Supplementation With 25-hydroxyvitamin D3 in Older AdultsCompletedNCT01398202Not applicable
- Vitamin D and Staphylococcus Aureus in the Diabetes StudyCompletedNCT01395290Phase 3
- Can Vitamin D3 Supplementation Affect Treatment Outcomes in Patients With DepressionStatus unknownNCT01390662Phase 4
- Effects of Vitamin D Supplementation in Subjects With New Onset of Type 1 DiabetesCompletedNCT01390480Phase 4
- Pilot Study of Vitamin D Supplementation in Heart FailureCompletedNCT01388855Not applicable
- Vitamin D Supplementation in Adult Crohn's DiseaseCompletedNCT01369667Phase 4
- Vitamin D Therapy to Reduce Cardiac Damage Among Vulnerable Hypertensive PatientsCompletedNCT01360476Not applicable
- Trial to Assess Vitamin D Requirements in Lactating WomenCompletedNCT01349127Not applicable
- Efficacy of Vitamin D3 for the Treatment of Psoriatic Patients With Vitamin D Deficiency and InsufficiencyStatus unknownNCT01339741Not applicable
- Colecalciferol as an Add-on Treatment to Interferon-beta-1b for Treatment of Multiple Sclerosis (MS)Status unknownNCT01339676Phase 4
- Primary Hyperparathyroidism (PHPT): Early Effect of Vitamin DWithdrawnNCT01329666Phase 2/3
- Vitamin D Effect on Calcium Absorption on Persons on HemodialysisCompletedNCT01325610Not applicable
- The Effect of Vitamin D Supplementation on Calcium Excretion in Thalassemia: a Dose Response StudyStatus unknownNCT01323608Phase 4
- Vitamin D3 Supplementation in Dialysis PatientsCompletedNCT01312714Phase 2
- Vitamin D Supplementation and Male Infertility: The CBG-study a Randomized Clinical TrialCompletedNCT01304927Phase 2/3
- Vitamin D Supplementation in Chronic Stable Heart FailureCompletedNCT01292720Phase 3
- Vitamin D Supplementation Enhances Immune Response to Bacille-Calmette-Guerin (BCG) Vaccination in InfantsCompletedNCT01288950Not applicable
- Vit D to Treat Asthma in Children: a Randomized, Double-blind, Placebo-controlled TrialWithdrawnNCT01284907Not applicable
- The Effect of Supplementation With Two Different Doses of Vitamin D on Bone Mineral Density, Vitamin D Levels and Hand Grip Strength in Children With Diabetes Mellitus Type 1CompletedNCT01277913Phase 4
- Vitamin D Intervention in Infants - PilotCompletedNCT01275885Phase 4
- A Pilot Study on the Effect of Vitamin D Treatment in Patients With Statin-Associated MyalgiaWithdrawnNCT01274104Phase 1
- Lutein Influence on Macula of Persons Issued From Amd ParentsCompletedNCT01269697Phase 3
- The Effect of a Meal on Vitamin D AbsorptionCompletedNCT01268176Phase 1
- MelaViD: A Trial on Vitamin D Supplementation for Resected Stage II Melanoma PatientsTerminatedNCT01264874Phase 3
- Effect of Vitamin D Supplementation on Muscular Strength, Musculoskeletal Pain and HeadacheCompletedNCT01263288Phase 4
- Immune and Metabolic Effects of Vitamin D Supplementation in Healthy HumansCompletedNCT01248442Phase 4
- DAYLIGHT: Vitamin D Therapy in Individuals at High Risk of HypertensionCompletedNCT01240512Not applicable
- Vitamin D Supplementation in Breastfeeding WomenCompletedNCT01240265Phase 2/3
- Effect of Vitamin D on Metabolic Parameters in Patients With the Metabolic SyndromeStatus unknownNCT01237769Phase 4
- Hemodialysis Vitamin D PilotCompletedNCT01214928Not applicable
- Vitamin D and Muscle Strength and Surface (Electromyography) EMGCompletedNCT01190683Phase 3
- Magnitude of Changes in 25 OH Vitamin D3 Levels After Vitamin D3 SupplementationWithdrawnNCT01170507Phase 1/2
- Effect of Vitamin D Oral Supplements on 25 OH Vitamin D LevelsCompletedNCT01170494Not applicable
- Does Vitamin D Reduce Risk of Developing Type II DM in High Risk IndividualsTerminatedNCT01170468Phase 3
- Does Vitamin D Improve Glycemic Control in Type II DM?TerminatedNCT01170442Phase 3
- Study of Vitamin D in the Severely Mentally IllCompletedNCT01169142Phase 4
- Effect of Vitamin D Replacement During Winter Months in Patients With HypertensionCompletedNCT01166165Phase 2
- A Trial of Vitamin D and Health Advice for the Prevention of Upper Respiratory Tract InfectionsCompletedNCT01158560Phase 3
- Vitamin D and Osteoporosis Prevention in Elderly African American WomenCompletedNCT01153568Phase 3
- Vitamin D Supplementation and Metabolism in Vitamin D Deficient ElderlyTerminatedNCT01145703Not applicable
- The Effect of Vitamin D Supplementation on Glucose Metabolism in Non-Diabetic African American AdultsCompletedNCT01141192Not applicable
- Relative Efficacy of Vitamins D2 and D3 in Adult HumansCompletedNCT01139840Not applicable
- Study of Vitamin D3 Substitution to Patients With Primary ImmunodeficiencyCompletedNCT01131858Phase 1/2