NCT07241585 2026-03-17
Vitamin D Effects on Immune Microenvironment of Nonmelanoma Skin Cancer After Photodynamic Therapy (PDT)
Case Comprehensive Cancer Center
Phase NA Not yet recruiting
Clinical Trials
68 trialsNCT07293910 2026-02-13
Vonoprazan vs Proton Pump Inhibitor With Vitamin D or Probiotics Based Triple Therapy for Eradication of Helicobacter Pylori Infection
Tanta University
Phase 2 Recruiting
NCT05036109 2026-02-10
DAILY: Vitamin D, Aspirin, ExercIse, Low Saturated Fat Foods StudY in Colorectal Cancer Patients With Minimal Residual Disease
M.D. Anderson Cancer Center
Phase NA Completed
NCT04871412 2026-01-30
POISE
Ottawa Hospital Research Institute
Phase 3 Recruiting
NCT05838716 2026-01-15
ViPER
University of Rochester
Phase 3 Recruiting
NCT01351805 2025-12-03
VITAL
Brigham and Women's Hospital
Phase NA Completed
NCT07241247 2025-11-21
Evaluation the of Role of Vitamin D Supplement on Tumor Response, Inflammation and Apoptosis in Patients With Stage II or III Colorectal Cancer Receiving Chemotherapy.
Tanta University
Phase 4 Completed
NCT05016310 2025-07-23
A Study of High-Dose Vit D Versus Standard of Care Vit D Supplementation
Wake Forest University Health Sciences
Phase NA Completed
NCT07042711 2025-06-29
Impact of Vitamin D on Therapeutic Respons in NPC Chemoradiated Patients
Indonesia University
Phase NA Active not recruiting
NCT05409872 2025-03-04
DEFIB
Universita di Verona
Phase NA Recruiting
NCT01748448 2025-02-17
ViDMe
Universitaire Ziekenhuizen KU Leuven
Phase 3 Completed
NCT04082650 2025-01-29
Vitamin D and Pregnancy Outcome in PCOS Patients
Women's Hospital School Of Medicine Zhejiang University
Phase NA Completed
NCT03629717 2024-10-16
RANKL Inhibition and Breast Tissue Biomarkers
Washington University School of Medicine
Phase EARLY_PHASE1 Completed
NCT01224678 2024-10-08
Vitamin D and Breast Cancer Biomarkers in Female Patients
Alliance for Clinical Trials in Oncology
Phase 3 Completed
NCT03078855 2024-09-04
ILyAD
University of Rochester
Phase 3 Completed
NCT04650880 2024-05-14
Effect of Vitamin D on Ovulation Rate in Women With Polycystic Ovary Syndrome
The University of Hong Kong
Phase NA Recruiting
NCT05331807 2024-05-08
Omega-3 and Vitamin D Supplementation in Breast Cancer Women
Universiti Sains Malaysia
Phase EARLY_PHASE1 Completed
NCT03103152 2023-03-29
PROVENT
Queen Mary University of London
Phase 2/3 Completed
NCT05650151 2022-12-14
Peri-operative Vitamin D Therapy for Hepatectomy
National Taiwan University Hospital
Phase NA Unknown
NCT03408119 2022-10-07
Dried Plums Prevent Inflammation And Improve Bone Health in Osteopenic Men
Florida State University
Phase NA Completed
NCT05552729 2022-09-23
Effects of Different Doses of Vitamin D on Cancer-related Cognitive Impairment in Patients With Gastrointestinal Tumors
Yangzhou University
Phase 1/2 Unknown
NCT04197089 2022-08-03
VitDURO
Germans Trias i Pujol Hospital
Phase 4 Completed
NCT04864431 2022-06-22
VitD
Indonesia University
Phase NA Unknown
NCT01968590 2022-05-25
VitDBoneNF1
University of Utah
Phase 2 Terminated
NCT05340985 2022-04-22
Investigating the Effects of Hydroxyvitamin D3 on Multiple Sclerosis
Tehran University of Medical Sciences
Phase 4 Unknown
NCT00482157 2022-03-03
Calcitriol or Placebo in Men for Prostate Cancer Active Surveillance
Stanford University
Phase NA Withdrawn
NCT03520231 2021-11-23
Study Comparing Denosumab With Standard Treatment in Urothelial Cancer Patients With Bone Metastases
University Health Network, Toronto
Phase 2 Completed
NCT01646437 2021-09-16
TIPS-3
Population Health Research Institute
Phase 3 Completed
NCT03192059 2021-09-08
PRIMMO
University Hospital, Ghent
Phase 2 Completed
NCT02186015 2021-05-14
SAFE-D
Loyola University
Phase 2 Completed
NCT04166253 2021-02-03
VDDOXO
Damanhour University
Phase 2 Completed
NCT00452439 2020-12-28
A Study of Actonel for the Prevention of Bone Loss
M.D. Anderson Cancer Center
Phase 3 Completed
NCT03144128 2020-10-14
Vitamin D for Muscle Metabolic Function in Cancer Cachexia
University of Kentucky
Phase NA Completed
NCT01317940 2020-07-08
Nutrition and Body Composition in Acute Lymphoblastic Leukemia
Children's Hospital Los Angeles
Phase 2 Completed
NCT00079001 2020-05-12
Zoledronate in Preventing Skeletal (Bone)-Related Events in Men Who Are Receiving Androgen Deprivation Therapy For Prostate Cancer and Bone Metastases
Alliance for Clinical Trials in Oncology
Phase 3 Completed
NCT02341495 2020-02-27
EXJADE
Loyola University
Phase 2 Terminated
NCT03290417 2020-02-18
Correlative Analysis of the Genomics of Vitamin D and Omega-3 Fatty Acid Intake in Prostate Cancer
Case Comprehensive Cancer Center
Phase NA Completed
NCT00582582 2019-12-13
Study of Docetaxel With Doxercalciferol or Placebo for Advanced Prostate Cancer
University of Wisconsin, Madison
Phase 2 Terminated
NCT04091178 2019-09-16
OPTIVIT
Institut du Cancer de Montpellier - Val d'Aurelle
Phase 2 Completed
NCT02795572 2019-07-05
CIPN
AHS Cancer Control Alberta
Phase 2 Terminated
NCT01472445 2019-04-19
Vitamin D and Breast Cancer: Does Weight Make a Difference?
Stanford University
Phase 2 Terminated
NCT03614403 2019-04-09
The Effect of Vitamin D3 on Postoperative Pain in Patients Undergoing Craniotomy
Shahid Beheshti University
Phase NA Completed
NCT02064946 2019-04-08
High-dose Vitamin D Supplementation for ADT-induced Side Effects
University of Rochester
Phase NA Completed
NCT00499408 2018-11-21
Vitamin D and Soy Supplements in Treating Patients With Recurrent Prostate Cancer
Wake Forest University Health Sciences
Phase 2 Completed
NCT02656121 2018-11-16
PCOSD
Ain Shams University
Phase 2 Completed
NCT03248544 2018-07-31
Therapeutic Benefit of Preoperative Supplemental Vitamin D in Patients Undergoing Brain Tumor Surgery
Shahid Beheshti University
Phase NA Completed
NCT01820299 2018-05-18
Phase I Assay-guided Trial of Anti-inflammatory Phytochemicals in Patients With Advanced Cancer
Medical University of South Carolina
Phase 1 Completed
NCT03484416 2018-03-30
Routine Calcium for Preventing Hypocalcemia
Ewha Womans University Mokdong Hospital
Phase NA Completed
NCT01956864 2018-02-01
Study of High-Dose Oral Vitamin D for the Prevention of Liver Cancer
Johns Hopkins University
Phase 1 Withdrawn
NCT00907153 2017-12-19
Vitamin D for the Treatment of Women With Polycystic Ovary Syndrome (PCOS)
Milton S. Hershey Medical Center
Phase 1/2 Completed