Clinical Trials Browser

Completed × Cholecalciferol × Clear all

NCT02553447 2026-04-21

Cholecalciferol in Newly Diagnosed Non-Hodgkin Lymphoma or Chronic Lymphocytic Leukemia With Vitamin D Deficiency

Phase NA Completed

197 enrolled 15 charts

LymphoidOther hematologic neoplasm

Lymphoma, Non-Hodgkin, Vitamin D Deficiency, Leukemia, Lymphocytic, Chronic, B-Cell

NCT01480869 2026-03-12

VITACAL

Phase 3 Completed

Breast Neoplasms

NCT01351805 2025-12-03

VITAL

Phase NA Completed

25,871 enrolled 15 charts

Arthritis, Rheumatoid, Autoimmune Diseases, Osteoarthritis, Psoriasis

NCT04621500 2025-07-04

VitD/RNA-seq

Phase 2 Completed

60 enrolled 7 charts

Prostatic Neoplasms, Vitamin D Deficiency, Fractures, Stress

NCT01748448 2025-02-17

ViDMe

Phase 3 Completed

436 enrolled 16 charts

Melanoma, Cutaneous Malignant

NCT03078855 2024-09-04

ILyAD

Phase 3 Completed

211 enrolled 13 charts

LymphoidOther hematologic neoplasm

Lymphoma, Follicular, Leukemia, Lymphocytic, Chronic, B-Cell, Lymphoma, B-Cell, Marginal Zone

NCT06101147 2024-08-12

Effect of Vitamin D Supplementation on Testosterone Level in Women With Polycystic Ovary Syndrome

Phase 2 Completed

Polycystic Ovary Syndrome

NCT04840238 2024-06-24

30000 IU Per Week Vitamin D Treatment in PCOS Patients

Phase 2 Completed

Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT04278573 2024-04-30

Intralesional Vitamin D Injection for Treatment of Common Warts

Phase 2 Completed

77 enrolled 10 charts

Warts

NCT02100423 2024-04-12

Curcumin and Cholecalciferol in Treating Patients With Previously Untreated Stage 0-II Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma

Phase 2 Completed

35 enrolled 11 charts

LymphoidOther hematologic neoplasm

Leukemia, Lymphocytic, Chronic, B-Cell

NCT01759771 2024-03-18

VD3PCa

Phase 2 Completed

130 enrolled 13 charts

Prostatic Neoplasms

NCT03986268 2024-02-22

Vitamin D Can Increase Pathological Response of the Breast Cancer Patients Treated With Neoadjuvant Therapy

Phase NA Completed

Breast Neoplasms, Vitamin D Deficiency

NCT06209229 2024-01-17

RNE

Phase 1 Completed

Carcinoma, Non-Small-Cell Lung

NCT04793529 2023-07-27

Is Involucrin Has a Role in Verruca Vulgaris? A Clinical and Immunohistochemical Study

Phase NA Completed

Warts

NCT04197089 2022-08-03

VitDURO

Phase 4 Completed

Carcinoma, Transitional Cell, Neoplasms

NCT04140292 2022-06-24

Vitamin D Supplementation as a Neoadjuvant for Photodynamic Therapy of Actinic Keratoses

Phase 2 Completed

75 enrolled 8 charts

Keratosis, Actinic

NCT02881957 2022-06-15

Hypovitaminosis D in Neurocritical Patients

Phase 2/3 Completed

274 enrolled 16 charts

Brain Neoplasms, Intracranial Aneurysm, Craniocerebral Trauma, Meningitis, Seizures, Spinal Cord Injuries, Vitamin D Deficiency, Critical Illness, Intracranial Hemorrhages, Stroke

NCT03028519 2022-04-19

Vitamin D, Leptin, Vitamin D Receptor Polymorphism, and Treatment-Related Morbidity in Ovarian Cancer

Phase EARLY_PHASE1 Completed

Ovarian Neoplasms

NCT00887432 2021-10-26

Cholecalciferol Supplement in Treating Patients With Localized Prostate Cancer Undergoing Observation

Phase NA Completed

132 enrolled 11 charts

Prostate Adenocarcinoma

NCT01646437 2021-09-16

TIPS-3

Phase 3 Completed

Cardiovascular Diseases, Neoplasms, Fractures, Bone

NCT00743574 2021-08-13

Health Benefits of Vitamin D and Calcium in Women With PCOS (Polycystic Ovarian Syndrome)

Phase NA Completed

36 enrolled 15 charts

Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT02186015 2021-05-14

SAFE-D

Phase 2 Completed

43 enrolled 17 charts

Breast Neoplasms

NCT04428359 2021-04-09

MMR

Phase NA Completed

66 enrolled 16 charts

Warts

NCT03176849 2020-11-17

A Randomized Phase IV Control Trial of Single High Dose Oral Vitamin D3 in Pediatric Patients Undergoing HSCT

Phase 4 Completed

Classical hematologyLymphoidMyeloidOther hematologic neoplasm

Anemia, Aplastic, Hematologic Diseases, Myelodysplastic Syndromes, Neoplasms, Vitamin D Deficiency, Precursor Cell Lymphoblastic Leukemia-Lymphoma

NCT02603757 2020-10-01

Effectiveness of High Dose Vitamin D Supplementation in Stage III Colorectal Cancer

Phase NA Completed

Gastrointestinal

Colonic Neoplasms, Rectal Neoplasms

NCT03038516 2020-09-11

Palliative-D

Phase 2 Completed

Vitamin D Deficiency

NCT00354302 2020-04-02

Bone Mineral Density in Postmenopausal Women With Primary Breast Cancer Who Are Receiving Treatment on Clinical Trial

Phase 3 Completed

Breast Neoplasms, Osteoporosis

NCT03290417 2020-02-18

Correlative Analysis of the Genomics of Vitamin D and Omega-3 Fatty Acid Intake in Prostate Cancer

Phase NA Completed

Prostatic Neoplasms

NCT03644212 2020-01-13

Vitamin D Increases Serum Levels of the Soluble Receptor for Advanced Glycation End Products in Women With PCOS

Phase 4 Completed

79 enrolled 5 charts

Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT02726113 2019-12-03

Vitamin D and Prostate Cancer: A Clinical Study Enrolling Subjects Undergoing Prostatectomy

Phase 2 Completed

50 enrolled 7 charts

Prostatic Neoplasms

NCT01052051 2019-07-24

CAPS

Phase 2/3 Completed

Neoplasms

NCT02513381 2019-07-16

Effect of Vitamin D on Hormonal, Metabolic and Cardiovascular Risk Factors in Patients With Polycystic Ovary Syndrome

Phase NA Completed

Polycystic Ovary Syndrome

NCT03792984 2019-06-06

The Effect of Calcium and Vitamin D Supplements on Metabolic and Hormonal Disturbances in Polycystic Ovary Syndrome Patients

Phase 3 Completed

Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT03614403 2019-04-09

The Effect of Vitamin D3 on Postoperative Pain in Patients Undergoing Craniotomy

Phase NA Completed

Brain Neoplasms

NCT00499408 2018-11-21

Vitamin D and Soy Supplements in Treating Patients With Recurrent Prostate Cancer

Phase 2 Completed

26 enrolled 9 charts

Prostatic Neoplasms

NCT01463813 2018-10-23

FIND

Phase NA Completed

Cardiovascular Diseases, Diabetes Mellitus, Type 2, Neoplasms

NCT02460380 2018-10-12

The Effects of Vitamin D on Angiogenic Factors in Women With Polycystic Ovary Syndrome

Phase 4 Completed

93 enrolled 13 charts

Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT00068276 2018-08-10

Cholecalciferol in Treating Patients With Myelodysplastic Syndrome

Phase 2 Completed

MyeloidOther hematologic neoplasm

Leukemia, Myelodysplastic Syndromes, Myeloproliferative Disorders, Myelodysplastic-Myeloproliferative Diseases, Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative

NCT03248544 2018-07-31

Therapeutic Benefit of Preoperative Supplemental Vitamin D in Patients Undergoing Brain Tumor Surgery

Phase NA Completed

Brain Neoplasms

NCT01045109 2018-07-18

D3/PCa

Phase 2 Completed

Neoplasms, Prostatic Neoplasms

NCT00744549 2018-02-14

Study of Antioxidants on MRI Detectable Early Stage Prostate Cancer Among Men on Active Surveillance

Phase 2 Completed

Prostatic Neoplasms, Male Urogenital Diseases

NCT00867217 2018-02-09

VITAL

Phase 2 Completed

160 enrolled 7 charts

Breast Neoplasms

NCT01097278 2017-11-24

S0812 High Dose Cholecalciferol in Premenopausal Women at High-Risk for Breast Cancer

Phase NA Completed

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT00844792 2017-10-26

Study of Antioxidants on Prostate Tumors in Men Undergoing Radical Prostatectomy for Prostate Cancer

Phase 2 Completed

Prostatic Neoplasms, Male Urogenital Diseases

NCT00953225 2017-10-09

vit D & PCa

Phase 2 Completed

83 enrolled 8 charts

Prostatic Neoplasms

NCT00976339 2017-09-29

Study of Vitamin D for Premenopausal Women at High Risk for Breast Cancer

Phase 1 Completed

20 enrolled 3 charts

Breast Neoplasms

NCT00859651 2017-09-27

Vitamin D in Postmenopausal Women at High Risk for Breast Cancer

Phase 2 Completed

20 enrolled 5 charts

Breast Neoplasms

NCT01425476 2017-08-09

Changes in Breast Cancer Biomarkers Using Synergistic Prostaglandin Inhibitors

Phase 1/2 Completed

Breast Neoplasms

NCT01769625 2017-08-09

Changes in Biomarkers Using Prostaglandin Inhibitors

Phase 1/2 Completed

Biomarker Change Linked to Breast Cancer

NCT00416715 2017-07-11

Vitamin D Deficiency, Muscle Pain, Joint Pain, and Joint Stiffness in Postmenopausal Women Receiving Letrozole For Stage I-III Breast Cancer

Phase 2 Completed

100 enrolled 6 charts

Breast Neoplasms, Pain, Arthralgia