Clinical Trials Browser

Interventional × Cholecalciferol × Breast × Clear all

NCT01480869 2026-03-12

VITACAL

Phase 3 Completed

Breast Neoplasms

NCT04677816 2026-03-06

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

Phase 2 Recruiting

Vitamin D Deficiency, Triple Negative Breast Neoplasms

NCT04067726 2025-10-16

TRIDENT

Phase 2 Active not recruiting

Breast Neoplasms

NCT06596122 2024-09-19

Vitamin D Supplementation in Breast Cancer Patients

Phase 2 Not yet recruiting

Breast Neoplasms, Neuralgia

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

NCT05523609 2023-12-01

Vitamin D and Calcium Supplementation in Breast Cancer

Phase 2/3 Unknown

Breast Neoplasms

NCT02186015 2021-05-14

SAFE-D

Phase 2 Completed

43 enrolled 17 charts

Breast Neoplasms

NCT02936999 2020-12-16

Vitamin D Supplementation in Women With DCIS and/or LCIS

Phase EARLY_PHASE1 Terminated

8 enrolled 4 charts

Breast Neoplasms

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

NCT01472445 2019-04-19

Vitamin D and Breast Cancer: Does Weight Make a Difference?

Phase 2 Terminated

41 enrolled 16 charts

Breast Neoplasms, Obesity

NCT02856503 2019-01-18

Effect of High Dose Vitamin D on Cancer Biomarkers and Breast Cancer Tumors

Phase 1/2 Withdrawn

Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

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

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

NCT01747720 2017-05-24

EVIDENSE

Phase NA Completed

Breast Neoplasms

NCT00022087 2016-07-19

Zoledronate, Calcium, and Vitamin D in Preventing Bone Loss in Women Receiving Adjuvant Chemotherapy for Breast Cancer

Phase 3 Completed

Breast Neoplasms, Osteoporosis

NCT01166763 2016-07-18

Modulation of Breast Cancer Risk Biomarkers by High Dose Vitamin D

Phase NA Completed

30 enrolled 10 charts

Breast Diseases, Breast Neoplasms, Hyperplasia, Neoplasms, Neoplasms by Site, Pathologic Processes

NCT01948128 2016-02-03

OTT 12-06

Phase 2 Completed

Breast Neoplasms

NCT01240213 2013-08-07

ViDA

Phase NA Completed

Breast Neoplasms, Obesity, Vitamin D Deficiency