Announcements Trials
Browse Landscape

Phase

Phase 2 3Phase 3 1Phase 1/2 1

Status

Recruiting 2Withdrawn 1Terminated 1Completed 1Active not recruiting 1

Sponsor Class

OTHER 6

Study Type

Interventional 5Observational 1

Sponsor

Cancer Type

Breast 6Genitourinary 3Other hematologic neoplasm 2Lymphoid 2Gastrointestinal 2Other 1Dermatologic 1

Conditions

Breast Neoplasms 4Vitamin D Deficiency 1Triple Negative Breast Neoplasms 1Osteoporosis Secondary 1Obesity 1Carcinoma, Intraductal, Noninfiltrating 1

Interventions

Paclitaxel 164Fulvestrant 158Trastuzumab 157pembrolizumab 146Letrozole 136Carboplatin 120pertuzumab 105Capecitabine 105Cyclophosphamide 103Specimen Handling 101Anastrozole 91palbociclib 86abemaciclib 83Magnetic Resonance Spectroscopy 80exemestane 77Docetaxel 76ribociclib 74Tamoxifen 74trastuzumab deruxtecan 67Radiotherapy 62Biopsy 58Surveys and Questionnaires 55olaparib 53Gemcitabine 53130-nm albumin-bound paclitaxel 53sacituzumab govitecan 51Blood Specimen Collection 50Taxes 49Standard of Care 49eribulin 48

Date Range

30 days90 days1 yearAll

Options

Has results Has announcements

Clinical Trials

6 trials
RecentStart dateEnrollment
Cholecalciferol × Breast × 1 year × Clear all
NCT01472445 2026-04-23

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

Stanford University

Phase 2 Terminated
41 enrolled 16 charts
BreastOther

Breast Neoplasms, Obesity

NCT02856503 2026-04-17

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

University of Miami

Phase 1/2 Withdrawn
Breast

Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

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

NCT04067726 2026-03-31

TRIDENT

Washington University School of Medicine

Phase 2 Active not recruiting
210 enrolled
Breast

Breast Neoplasms

NCT01480869 2026-03-12

VITACAL

Institut du Cancer de Montpellier - Val d'Aurelle

Phase 3 Completed
215 enrolled
Breast

Breast Neoplasms

NCT07256769 2025-12-01

Synostea

Regina Elena Cancer Institute

Recruiting
134 enrolled
Breast

Osteoporosis Secondary

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