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Phase

Phase 2 2Phase 3 1Phase 1/2 1

Status

Withdrawn 1Terminated 1Completed 1Active not recruiting 1

Sponsor Class

OTHER 4

Study Type

Interventional 4

Sponsor

Cancer Type

Breast 4Other 1

Conditions

Breast Neoplasms 4Vitamin D Deficiency 3Prostatic Neoplasms 3Leukemia, Lymphocytic, Chronic, B-Cell 2Triple Negative Breast Neoplasms 1Subcutaneous panniculitis-like T-cell lymphoma 1Psoriasis 1Osteoporosis Secondary 1Osteoarthritis 1Obesity 1Neoplasms 1Lymphoma, T-Cell 1Lymphoma, Primary Cutaneous Anaplastic Large Cell 1Lymphoma, Non-Hodgkin 1Lymphoma, Large-Cell, Anaplastic 1Lymphoma, Large B-Cell, Diffuse 1Lymphoma, Extranodal NK-T-Cell 1Immunoblastic Lymphadenopathy 1Fractures, Stress 1Enteropathy-Associated T-Cell Lymphoma 1Colorectal Adenocarcinoma 1Colonic Neoplasms 1Cardiovascular Diseases 1Carcinoma, Intraductal, Noninfiltrating 1Bone Metabolism Biomarkers 1Autoimmune Diseases 1Arthritis, Rheumatoid 1

Interventions

Fulvestrant 128Trastuzumab 118Paclitaxel 114Letrozole 108pembrolizumab 80pertuzumab 76palbociclib 76Capecitabine 74Anastrozole 73Cyclophosphamide 70Carboplatin 68abemaciclib 66exemestane 64Tamoxifen 62ribociclib 61trastuzumab deruxtecan 56Surveys and Questionnaires 50Specimen Handling 50Radiotherapy 50Docetaxel 49Magnetic Resonance Spectroscopy 47Blood Specimen Collection 42olaparib 40Standard of Care 36sacituzumab govitecan 32Biopsy 32130-nm albumin-bound paclitaxel 32Exercise 30Doxorubicin 30eribulin 29

Date Range

30 days90 days1 yearAll

Options

Has results Has announcements

Clinical Trials

4 trials
RecentStart dateEnrollment
Breast Neoplasms × Cholecalciferol × 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Phase 1/2 Withdrawn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

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

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