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Phase

Phase NA 13Phase 4 6Phase 2 5Phase 3 3Phase 1/2 2Phase EARLY_PHASE1 1Phase 2/3 1

Status

Completed 4Recruiting 1

Sponsor Class

OTHER 4OTHER_GOV 1

Study Type

Interventional 5

Sponsor

Cancer Type

Other hematologic neoplasm 1Other 1Lymphoid 1Genitourinary 1Breast 1

Conditions

Breast Neoplasms 2760Carcinoma, Non-Small-Cell Lung 2260Prostatic Neoplasms 1425Colorectal Neoplasms 1290Neoplasms 1258Multiple Myeloma 1084Lung Neoplasms 1048Neoplasm Metastasis 994Leukemia, Myeloid, Acute 984Lymphoma 900Melanoma 862Pancreatic Neoplasms 818Ovarian Neoplasms 805Carcinoma, Hepatocellular 782Stomach Neoplasms 753Recurrence 750Leukemia 733Lymphoma, Non-Hodgkin 684Leukemia, Lymphocytic, Chronic, B-Cell 665Lymphoma, Large B-Cell, Diffuse 616Squamous Cell Carcinoma of Head and Neck 615Precursor Cell Lymphoblastic Leukemia-Lymphoma 605Head and Neck Neoplasms 596Brain Neoplasms 592Carcinoma, Renal Cell 586Glioblastoma 572Rectal Neoplasms 563Myelodysplastic Syndromes 522Sarcoma 521Lymphoma, Follicular 516

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

5 trials
RecentStart dateEnrollment
Phase 2 × Vitamin D Deficiency × 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

NCT01317940 2020-07-08

Nutrition and Body Composition in Acute Lymphoblastic Leukemia

Children's Hospital Los Angeles

Phase 2 Completed
76 enrolled 14 charts
LymphoidOtherOther hematologic neoplasm

Leukemia, Obesity, Vitamin D Deficiency, Precursor Cell Lymphoblastic Leukemia-Lymphoma

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