Very early researchEnded earlyNCT03615378What this trial is testingMaintenance Dosing of Vitamin D in Crohn's DiseaseWho this might be right forCrohns DiseaseVitamin D Deficiency Cedars-Sinai Medical Center 10
Early research (Phase 1)Study completedNCT02477956What this trial is testingEffect of a Monthly High Dose of Vitamin D3 on Bariatric Surgery PatientsWho this might be right forMorbid ObesityVitamin D Deficiency Texas Tech University 31
Not applicableStudy completedNCT06551688What this trial is testingInfluence of Preoperative Vitamin D Level on Postoperative Pain in Breast Cancer Surgery PatientsWho this might be right forCancer BreastHypovitaminosis D Fayoum University 184
Very early researchEnded earlyNCT00585442What this trial is testingEffects of Vitamin D on Renin Expression in Hypertensive PatientsWho this might be right forHypertensionVitamin D Deficiency University of Utah 12
Not applicableStudy completedNCT01175798What this trial is testingImpact of Vitamin D Repletion in Hemodialysis PatientsWho this might be right forVitamin D DeficiencyEnd-stage Renal Disease Mehrotra, Anita, M.D. 116
Not applicableLooking for participantsNCT07115342What this trial is testingEffect of Combined Probiotics and Vitamin D on Symptoms of Allergic RhinitisWho this might be right forAllergic RhinitisAllergic Rhinitis (AR) Tanta University 120
Not applicableUnknownNCT03108222What this trial is testingPhosphorus Absorption in Healthy Adults and in Patients With Moderate Chronic Kidney DiseaseWho this might be right forChronic Kidney Disease Mineral and Bone Disorder Purdue University 20
Testing effectiveness (Phase 2)Study completedNCT01166165What this trial is testingEffect of Vitamin D Replacement During Winter Months in Patients With HypertensionWho this might be right forHypertensionVitamin D Deficiency Regional Hospital Holstebro 136
Testing effectiveness (Phase 2)Study completedNCT01974245What this trial is testingSupplementation With Cholecalciferol in Dialysis PatientsWho this might be right forChronic Kidney Disease Federal University of São Paulo 55
Large-scale testing (Phase 3)Study completedNCT04695860What this trial is testingAnti-FGF23 (Burosumab) in Adult Patients With XLHWho this might be right forX-linked Hypophosphatemia Wuerzburg University Hospital 36
Not applicableStudy completedNCT01385098What this trial is testingEfficacy of Vitamin D Supplementation in Bariatric Surgery PatientsWho this might be right forObesityVitamin D Deficiency Vadim Sherman, MD 37
Not applicableStudy completedNCT01265992What this trial is testingStudy to Assess Patient Management Practices and Quality of Life With Paricalcitol Capsules in the Treatment of Secondary Hyperparathyroidism in Stage 3-5 Chronic Kidney Disease Patients Not Yet on DialysisWho this might be right forSecondary HyperparathyroidismChronic Kidney Disease AbbVie (prior sponsor, Abbott) 50
Not applicableUnknownNCT05009498What this trial is testingVitamin D3 Supplementation for Vitamin D Deficiency in Rotator Cuff Repair SurgeryWho this might be right forVitamin D DeficiencyRotator Cuff Tears Community Memorial Health System 240
Post-approval studies (Phase 4)Study completedNCT04842032What this trial is testingStudy to Assess the Safety, Pharmacokinetics and Efficacy of KRN23 in Pediatric Chinese Patients With XLHWho this might be right forX-linked Hypophosphatemia (XLH) Kyowa Kirin Co., Ltd. 28
Not applicableLooking for participantsNCT07183579What this trial is testingEffective Dosing of Burosumab in XLHWho this might be right forX-linked Hypophosphatemia (XLH) University of Nottingham 120
Not applicableLooking for participantsNCT06202027What this trial is testingPost Marketing Surveillance Study to Observe Safety and Effectiveness of CRYSVITA® in S. Korean PatientsWho this might be right forFGF23-related Hypophosphataemic Rickets and Osteomalacia Kyowa Kirin Korea Co., Ltd. 100
Not applicableStudy completedNCT00887666What this trial is testingPilot Study: Hypovitaminosis D, Hyperparathyroidism and Hypomagnesemia in Patients With Congestive Heart FailureWho this might be right forCongestive Heart FailureHypovitaminosis DHyperparathyroidism State University of New York - Downstate Medical Center 48
Large-scale testing (Phase 3)Study completedNCT05425914What this trial is testingImpact of Vitamin D3 Supplementation in Non-Sjogren Dry Eye Patients With Low Serum Vitamin D LevelWho this might be right forDry Eye SyndromesHypovitaminosis D University of Faisalabad 108
Testing effectiveness (Phase 2)Study completedNCT00527085What this trial is testing12-month Study of AMG 073 in Renal OsteodystrophyWho this might be right forRenal Osteodystrophy Amgen 45
Not applicableStudy completedNCT03986268What this trial is testingVitamin D Can Increase Pathological Response of the Breast Cancer Patients Treated With Neoadjuvant TherapyWho this might be right forVitamin D DeficiencyChemotherapy EffectPathology Florence Nightingale Hospital, Istanbul 64