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Phase

Phase NA 2Phase 4 1Phase 3 1Phase 1/2 1

Status

Completed 4Recruiting 1

Sponsor Class

OTHER 4NIH 1

Study Type

Interventional 5

Sponsor

Cancer Type

Gastrointestinal 5Breast 1

Conditions

Breast Neoplasms 22Prostatic Neoplasms 11Osteoporosis 8Vitamin D Deficiency 7Polycystic Ovary Syndrome 7Precursor Cell Lymphoblastic Leukemia-Lymphoma 6Colonic Neoplasms 5Neoplasms 4Obesity 3Neoplasm Metastasis 3Lung Neoplasms 3Inflammation 3Colorectal Neoplasms 3Carcinoma, Hepatocellular 3Bone Diseases, Metabolic 3Multiple Endocrine Neoplasia Type 1 2Motor Activity 2Lymphoma 2Leukemia 2Leiomyoma 2Giant Cell Tumor of Bone 2Gastrointestinal Neoplasms 2Cardiovascular Diseases 2Carcinoma, Transitional Cell 2Brain Neoplasms 2Bone Diseases 2Warts 1Uterine Neoplasms 1Uterine Cervical Neoplasms 1Urinary Bladder Neoplasms 1

Interventions

Fluorouracil 219Leucovorin 202Oxaliplatin 192Irinotecan 150Bevacizumab 110Capecitabine 94Cetuximab 90Folfox protocol 54Chemotherapy, Adjuvant 36Panitumumab 30Colonoscopy 30pembrolizumab 23Drug Therapy 23Nivolumab 22Magnetic Resonance Spectroscopy 22Gemcitabine 21Blood Specimen Collection 20Radiotherapy 19Floxuridine 19Biopsy 19Neoadjuvant Therapy 18Laparoscopy 18IFL protocol 18Early Intervention, Educational 18Celecoxib 18Surveys and Questionnaires 17Surgical Procedures, Operative 16Immunohistochemistry 16Exercise 16trifluridine tipiracil drug combination 14

Date Range

30 days90 days1 yearAll

Options

Has results Has announcements

Clinical Trials

5 trials
RecentStart dateEnrollment
Colonic Neoplasms × Vitamin D × Clear all
NCT07534852 2026-04-16

NIMA

Fundación Pública Andaluza para la Investigación de Málaga en Biomedicina y Salud

Phase NA Recruiting
120 enrolled
Gastrointestinal

Colonic Neoplasms, Inflammation, Motor Activity

NCT05036109 2026-02-10

DAILY: Vitamin D, Aspirin, ExercIse, Low Saturated Fat Foods StudY in Colorectal Cancer Patients With Minimal Residual Disease

M.D. Anderson Cancer Center

Phase NA Completed
16 enrolled
Gastrointestinal

Colonic Neoplasms, Colorectal Neoplasms

NCT07241247 2025-11-21

Evaluation the of Role of Vitamin D Supplement on Tumor Response, Inflammation and Apoptosis in Patients With Stage II or III Colorectal Cancer Receiving Chemotherapy.

Tanta University

Phase 4 Completed
44 enrolled
Gastrointestinal

Colonic Neoplasms

NCT01150877 2017-03-03

High Dose Vitamin D Study

University of British Columbia

Phase 1/2 Completed
40 enrolled
Gastrointestinal

Colonic Neoplasms, Rectal Neoplasms, Colorectal Neoplasms

NCT00000611 2016-04-15

Women's Health Initiative (WHI)

National Heart, Lung, and Blood Institute (NHLBI)

Phase 3 Completed
BreastGastrointestinal

Bone Diseases, Breast Neoplasms, Cardiovascular Diseases, Colonic Neoplasms, Coronary Disease, Heart Diseases, Osteoporosis, Myocardial Ischemia

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