Cholecalciferol: all 692 studies that test it
Page 1 of 7. Open to participants first (48), then studies with results posted, then the rest; newest registration first within each.
- Effect of Vitamin D Supplementation Added to Iron Therapy in Children With Iron Deficiency AnemiaNot yet recruitingNCT07892170Not applicable
- Effect of Vitamin D3 Supplementation on Serum Sphingosine-1-Phosphate Levels and Dental Implant Osseointegration: A Prospective StudyNot yet recruitingNCT07883811Not applicable
- Multiple Adjunct Therapies to Improve Immunotherapy Treatment in Patients With Locally Advanced or Metastatic Melanoma or Advanced Hepatocellular CancerNot yet recruitingNCT07836712Phase 2
- Evaluating the Impact of Vitamin D Supplementation on Healing Bed Sores in ICU.RecruitingNCT07813975Not applicable
- Supplementation Absorption ComparisonRecruitingNCT07791797Phase 4
- The Efficacy of Vitamin D Supplementation to Sustain Performance OutcomesRecruitingNCT07654777Not applicable
- Vitamin D3 Supplementation Regimens and Preeclampsia RiskRecruitingNCT07648706Not applicable
- COMPARISON OF THE EFFICACY BETWEEN PREOPERATIVE CALCIUM & VITAMIN D3 VERSUS CALCIUM SUPPLEMENTATION ALONE TO PREVENT POST OPERATIVE SYMPTOMATIC HYPOCALCEMIA AFTER TOTAL THYROIDECTOMY IN EUTHYROID PATIENTSNot yet recruitingNCT07597096Not applicable
- Vitamin D Supplementation Among Pregnant Women in Uganda for the Prevention of Hypertensive Disorders in Pregnancy, and Other Adverse Maternal and Foetal OutcomesNot yet recruitingNCT07510568Phase 4
- Vitamin D3 for Moderate to Mild Traumatic Brain Injury: A Randomized Trial on Inflammation and Recovery (VIMOT)RecruitingNCT07269457Phase 2
- Oral Vitamin D3 Effect on Inflammatory Biomarkers in Ulcerative Colitis PatientsRecruitingNCT07269223Not applicable
- Effect of Vitamin D3 Supplementation on Brain Waves in Male Epileptic Patients With Hypovitaminosis DRecruitingNCT07096414Not applicable
- Effect of Vitamin D3 on Brain Waves in Male Parkinson's Patients With Low Vitamin D: A qEEG StudyRecruitingNCT07096336Not applicable
- Effect of Vitamin D on Crestal Bone Loss Around Immediate Implant After Mandibular Premolars and Molars ExtractionNot yet recruitingNCT07065877Not applicable
- Effect of Vitamin D on Cardiovascular Metabolic Risk in Overweight/Obesity Adolescents in ChinaRecruitingNCT07053657Not applicable
- ICOPE INTENSE-K Pilot StudyRecruitingNCT07048860Not applicable
- Effect of Vitamin D3 Supplementation on Symptomatic Uterine Fibroid in Women With Vitamin D DeficiencyRecruitingNCT07012161Early Phase 1
- A Pilot Study of Vitamin K2 (Menaquinone-7, Soloways ™) in Patients With Osteopenia/Osteoporosis Carrying a VDR Gene VariantRecruitingNCT06867952Not applicable
- Effects of Vitamin D3 and Yeast Beta-Glucan Supplementation on Glycemic Control and Cardiovascular Disease Risk in Patients With Type 2 DiabetesRecruitingNCT06861062Not applicable
- Efficacy and Safety of Vitamin D Supplementation in Pediatric Patients with ObesityRecruitingNCT06847373Not applicable
- DOVIPA, a Study Evaluating Efficacy and Safety of DOstarlimab and VItamin D3 With mFOLFIRINOX in PAncreatic CancerRecruitingNCT06757244Phase 2
- Effects of Vitamin D and Prebiotic Supplementation on Glucose Control During PregnancyRecruitingNCT06553729Not applicable
- Vitamin D Replacement in BronchiectasisRecruitingNCT06551337Phase 4
- Effects Of Vitamin D On Bone, Muscle, And Adipose Tissue In Obese SubjectsRecruitingNCT06508242Phase 4
- Vitamin D Treat-to-Target Strategy for Children With Overactive Bladder-WetRecruitingNCT06201013Not applicable
- The High Initial Dose of Monitored Vitamin D Supplementation in Preterm Infants.Not yet recruitingNCT06199102Not applicable
- Vitamin D Supplementation in Pediatrics. Oral or Parenteral! D2 or D3Not yet recruitingNCT06176157Phase 4
- Epigenetic Memory of Vitamin D SupplementationRecruitingNCT06104111Phase 1
- The Role of Vitamin D in Neuroinflammatory on Drug Resistant EpilepsyRecruitingNCT06053281Early Phase 1
- Effect of Supplementation With ω-3 Fatty Acids, Vitamin D and Calcium in Patients With Acute Lymphoblastic Leukemia.RecruitingNCT05950204Not applicable
- Early Vitamin D3 Supplementation for Critically Ill PatientsRecruitingNCT05937789Not applicable
- Role of Vitamin D Supplementation as an Adjuvant Therapy inTreatment of Helicobacter Pylori in ChildrenNot yet recruitingNCT05879237Not applicable
- Oral Vitamin D Supplementation Prevent Peritoneal Dialysis-related PeritonitisRecruitingNCT05860270Phase 4
- VitD3 Supplementation in Patients With Multiple MyelomaRecruitingNCT05846880Early Phase 1
- Evaluation of the Impact of a Dietary and Nutritional Intervention on Persistent Post-concussive SymptomsRecruitingNCT05589064Not applicable
- Vitamin D and Calcium Supplementation in Breast CancerRecruitingNCT05523609Phase 2/3
- The Role of Vitamin D3 Supplementation in Advanced Cancer Patients With PainRecruitingNCT05450419Not applicable
- Vitamin D to Improve Quadricep Muscle StrengthRecruitingNCT05174611Phase 2
- Immunological Effects of Vitamin D Replacement Among Black/African American Prostate Cancer PatientsRecruitingNCT05045066Early Phase 1
- The Thoracic Peri-Operative Integrative Surgical Care Evaluation Trial - Stage IIIRecruitingNCT04871412Phase 3
- Phase II Clinical Trial of Vitamin D3 for Reducing Recurrence of Recurrent Lower Urinary Tract InfectionsRecruitingNCT04859621Phase 2
- Impact of Vitamin D Supplementation on the Rate of Pathologic Complete Response in Vitamin D Deficient PatientsRecruitingNCT04677816Phase 2
- Prephase Treatment With Prednisone +/- Vitamin D Supplementation Followed by ImmunochemotherapyRecruitingNCT04442412Phase 3
- Effect of Vitamin D Status and Repletion on Postoperative Total Joint Arthroplasty ComplicationsRecruitingNCT04229368Not applicable
- Effects of VitamIN K2 and D3 supplementaTion on PET/MRI in Carotid Artery DiseaseNot yet recruitingNCT04010578Not applicable
- VItamiN D treatIng Chronic heArT Failure (the Effect of Vitamin D Supplementation in Patients With Heart Failure)Not yet recruitingNCT03416361Not applicable
- Oral Vitamin D Treatment for the Prevention of Hepatocellular CarcinomaNot yet recruitingNCT02779465Phase 4
- Vitamin D in Patients With Stage I-III Colon Cancer or Resectable Colon Cancer Liver MetastasesRecruitingNCT02172651Early Phase 1
- Vitamin D3 Supplementation in Patients With HIV: Effects on Interleukin-6 Levels and CD4 CountsCompletedNCT07553052Not applicableResults posted
- Low vs. Moderate to High Dose Vitamin D for Prevention of COVID-19CompletedNCT04868903Not applicableResults posted
- Dietary Supplements for COVID-19TerminatedNCT04780061Phase 3Results posted
- Mothers' Own Milk Optimization for Preterm Infants Project (MoMO PIP) Pilot StudyTerminatedNCT04629534Phase 4Results posted
- Vitamin D Supplementation in RNA-seq Profiles of Single-core Prostate Samples, Among VeteransCompletedNCT04621500Phase 2Results posted
- Intralesional Vitamin D Injection for Treatment of Common WartsCompletedNCT04278573Phase 2Results posted
- Personalized Treatment Algorithms for Difficult-to-treat AsthmaCompletedNCT04179461Phase 2Results posted
- Vitamin D and Prebiotics for Intestinal Health in Cystic FibrosisCompletedNCT04118010Phase 4Results posted
- Vitamin D3 With Chemotherapy and Bevacizumab in Treating Patients With Advanced or Metastatic Colorectal CancerActive, not recruitingNCT04094688Phase 3Results posted
- Vitamin D Increases Serum Levels of the Soluble Receptor for Advanced Glycation End Products in Women With PCOSCompletedNCT03644212Phase 4Results posted
- Repeated-dose Safety, Efficacy, Pharmacokinetic and Pharmacodynamic of CTAP101, Immediate-release Calcifediol, High-dose Cholecalciferol, and Paricalcitol Plus Low-dose Cholecalciferol in Patients With Secondary Hyperparathyroidism, Chronic Kidney Disease 3-4 and Vitamin D InsufficiencyCompletedNCT03588884Phase 4Results posted
- Vitamin D and n-3 Polyunsaturated Fatty Acids (PUFAs) to Prevent Chronic Pain Following Major Thermal Burn InjuryTerminatedNCT03313076Phase 2Results posted
- Effect of Vitamin D3 Supplementation in Pregnancy on Risk of Pre-eclampsiaCompletedNCT03101150Phase 1/2Results posted
- Vitamin D to Improve Outcomes by Leveraging Early TreatmentCompletedNCT03096314Phase 3Results posted
- Blood Pressure in Blacks and Calcium (BBC) and Vitamin D StudyCompletedNCT03070483Phase 2Results posted
- Vitamin D Supplementation in Women With DCIS and/or LCISTerminatedNCT02936999Early Phase 1Results posted
- Individualized Response to Vitamin D Treatment StudyCompletedNCT02925195Not applicableResults posted
- Hypovitaminosis D in Neurocritical PatientsCompletedNCT02881957Phase 2/3Results posted
- SYNchronizing Exercises, Remedies in GaIt and CognitionTerminatedNCT02808676Not applicableResults posted
- To Study the Nutri-Genomic Response of Vit-D Supplementation in African-AmericansCompletedNCT02802449Not applicableResults posted
- Optimal Vitamin D3 Supplementation Strategies for Acute Fracture HealingCompletedNCT02786498Phase 2Results posted
- Effects of Vitamin D and Fish Oil on the Kidney in HypertensivesCompletedNCT02757872Phase 3Results posted
- Vitamin D and Prostate Cancer: A Clinical Study Enrolling Subjects Undergoing ProstatectomyCompletedNCT02726113Phase 2Results posted
- Vitamin D to Prevent Severe Asthma Exacerbations (Vit-D-Kids Asthma)TerminatedNCT02687815Phase 2Results posted
- Cholecalciferol in Newly Diagnosed Non-Hodgkin Lymphoma or Chronic Lymphocytic Leukemia With Vitamin D DeficiencyCompletedNCT02553447Not applicableResults posted
- Cathelicidin and Vitamin D: Impact on Populations At-Risk and With COPDCompletedNCT02464059Phase 2Results posted
- The Effects of Vitamin D on Angiogenic Factors in Women With Polycystic Ovary SyndromeCompletedNCT02460380Phase 4Results posted
- Rapid Normalization of Vitamin D in Critically Ill Children: A Phase II Dose Evaluation Randomized Controlled TrialCompletedNCT02452762Phase 2Results posted
- Can Vitamin D3 Improve Cognitive Function in Individuals With Type 2 Diabetes? (THINK-D)TerminatedNCT02416193Phase 2Results posted
- Deferasirox, Cholecalciferol, and Azacitidine in the Treatment of Newly Diagnosed AML Patients Over 65TerminatedNCT02341495Phase 2Results posted
- Trial of High Dose Vitamin D in Patient's With Crohn's DiseaseTerminatedNCT02208310Phase 4Results posted
- Safety, Feasibility and Efficacy of Vitamin D Supplementation in Women With Metastatic Breast Cancer (SAFE-D)CompletedNCT02186015Phase 2Results posted
- Correction of Vitamin D Levels and Its Effect on Insulin Resistance and Weight Gain in Obese YouthCompletedNCT02168660Phase 2Results posted
- Study To Understand Fall Reduction and Vitamin D in YouTerminatedNCT02166333Not applicableResults posted
- Curcumin and Cholecalciferol in Treating Patients With Previously Untreated Stage 0-II Chronic Lymphocytic Leukemia or Small Lymphocytic LymphomaCompletedNCT02100423Phase 2Results posted
- Supplementation With Cholecalciferol in Dialysis PatientsCompletedNCT01974245Phase 2Results posted
- Human Lung Responses to Respiratory PathogensCompletedNCT01967628Phase 1/2Results posted
- Preventing Health Disparities During Pregnancy Through Vitamin D SupplementationCompletedNCT01932788Phase 3Results posted
- Vitamin D and Severe Asthma ExacerbationsCompletedNCT01921894Phase 1Results posted
- Vitamin D to Improve Endothelial Function in SLECompletedNCT01911169Phase 2Results posted
- Sunshine 2 Study for Women With DiabetesCompletedNCT01904032Phase 2Results posted
- Cholecalciferol Supplementation for Sepsis in the ICUCompletedNCT01896544Phase 3Results posted
- Vitamin D Supplementation for Bipolar DepressionCompletedNCT01884844Not applicableResults posted
- Prevention of Vitamin D Deficiency Following Pediatric CHD Surgery: a Phase II Dose Evaluation Randomized Controlled Trial Comparing Usual Care With a High Dose Pre-operative Supplementation Regimen Based on the Institute of Medicine Daily Upper Tolerable Intake LevelCompletedNCT01838447Phase 2Results posted
- Vitamin D and Vascular Health in ChildrenCompletedNCT01797302Not applicableResults posted
- Treatment Study of Vitamin D Deficiency in AdolescentsCompletedNCT01784029Phase 4Results posted
- Age-related Macular Degeneration (AMD) in the Vitamin D and Omega-3 Trial (VITAL)Active, not recruitingNCT01782352Not applicableResults posted
- Vitamin D3 Supplementation for Low-Risk Prostate Cancer: A Randomized TrialCompletedNCT01759771Phase 2Results posted
- Vitamin D Absorption in HIV Infected Young Adults Being Treated With Tenofovir Containing cARTCompletedNCT01751646Not applicableResults posted
- VITamin D and OmegA-3 TriaL: Effects on Bone Structure and Architecture (VITAL)CompletedNCT01747447Not applicableResults posted
- Effect of Vitamin D Supplementation on Endothelial Function in Obese AdolescentsCompletedNCT01746264Phase 1Results posted
- Vitamin D for Women at Increased Risk of Developing Ovarian, Fallopian, or Primary Peritoneal CancerTerminatedNCT01744821Not applicableResults posted