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Phase

Phase NA 8Phase 4 4Phase 2 4Phase 3 2Phase EARLY_PHASE1 1Phase 2/3 1

Status

Completed 3Recruiting 1

Sponsor Class

OTHER 3OTHER_GOV 1

Study Type

Interventional 4

Sponsor

Cancer Type

Genitourinary 1Breast 1

Conditions

Prostatic Neoplasms 12Breast Neoplasms 8Vitamin D Deficiency 4Myelodysplastic Syndromes 4Leukemia, Myeloid, Acute 3Leukemia 3Rectal Neoplasms 2Polycystic Ovary Syndrome 2Ovarian Neoplasms 2Myeloproliferative Disorders 2Myelodysplastic-Myeloproliferative Diseases 2Male Urogenital Diseases 2Colorectal Neoplasms 2Colonic Neoplasms 2Warts 1Triple Negative Breast Neoplasms 1Precursor Cell Lymphoblastic Leukemia-Lymphoma 1Pancreatic Neoplasms 1Pain 1Osteoporosis 1Obesity 1Neurofibromatosis 1 1Neuralgia 1Neoplasms 1Lymphoma, Non-Hodgkin 1Lymphoma 1Leukemia, Myelomonocytic, Chronic 1Leukemia, Myelomonocytic, Acute 1Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative 1Leukemia, Myelogenous, Chronic, BCR-ABL Positive 1

Interventions

Cholecalciferol 4Vitamin D 1RNA-Seq 1Calcium Citrate 1Calcium Carbonate 1Calcitriol 1Allostasis 1

Date Range

30 days90 days1 yearAll

Options

Has results Has announcements

Clinical Trials

4 trials
RecentStart dateEnrollment
Phase 2 × Vitamin D Deficiency × Cholecalciferol × Clear all
NCT04677816 2026-04-14

Impact of Vitamin D Supplementation on the Rate of Pathologic Complete Response in Vitamin D Deficient Patients

Wake Forest University Health Sciences

Phase 2 Recruiting
50 enrolled
Breast

Vitamin D Deficiency, Triple Negative Breast Neoplasms

NCT04621500 2025-07-04

VitD/RNA-seq

Medical University of South Carolina

Phase 2 Completed
60 enrolled 7 charts
Genitourinary

Prostatic Neoplasms, Vitamin D Deficiency, Fractures, Stress

NCT04840238 2024-06-24

30000 IU Per Week Vitamin D Treatment in PCOS Patients

Semmelweis University

Phase 2 Completed
115 enrolled

Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT03038516 2020-09-11

Palliative-D

Region Stockholm

Phase 2 Completed
244 enrolled

Vitamin D Deficiency

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