Clinical Trials Browser

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

Phase NA Completed

16 enrolled

Gastrointestinal

Colonic Neoplasms, Colorectal Neoplasms

NCT04871412 2026-01-30

POISE

Phase 3 Recruiting

20 enrolled

GastrointestinalThoracic

Psychological Well-Being, Esophageal Neoplasms, Lung Neoplasms, Motor Activity, Stomach 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.

Phase 4 Completed

44 enrolled

Gastrointestinal

Colonic Neoplasms

NCT05887505 2023-06-06

Effects of Vitamin D Status and Multiple Mega-dose Supplementation on Health Care Disparities in Perioperative Patients With Hepatocellular Carcinoma Receiving Hepatectomy

Phase NA Not yet recruiting

120 enrolled

Gastrointestinal

Carcinoma, Hepatocellular, Postoperative Complications

NCT05650151 2022-12-14

Peri-operative Vitamin D Therapy for Hepatectomy

Phase NA Unknown

200 enrolled

Gastrointestinal

Carcinoma, Hepatocellular, Vitamin D Deficiency

NCT03883919 2022-10-05

Liposomal Irinotecan Plus 5-FU / LV Combined With Paricalcitol in Patients With Advanced Pancreatic Cancer Progressed on Gemcitabine-based Therapy

Phase 1 Completed

20 enrolled

Gastrointestinal

Pancreatic Neoplasms

NCT05552729 2022-09-23

Effects of Different Doses of Vitamin D on Cancer-related Cognitive Impairment in Patients With Gastrointestinal Tumors

Phase 1/2 Unknown

114 enrolled

Gastrointestinal

Gastrointestinal Neoplasms, Cognitive Dysfunction

NCT01516216 2022-04-26

Study of Vitamin D in Untreated Metastatic Colorectal Cancer

Phase 2 Completed

139 enrolled 18 charts

Gastrointestinal

Colorectal Neoplasms

NCT01956864 2018-02-01

Study of High-Dose Oral Vitamin D for the Prevention of Liver Cancer

Phase 1 Withdrawn

Gastrointestinal

Fibrosis, Carcinoma, Hepatocellular

NCT01150877 2017-03-03

High Dose Vitamin D Study

Phase 1/2 Completed

40 enrolled

Gastrointestinal

Colonic Neoplasms, Rectal Neoplasms, Colorectal Neoplasms

NCT00000611 2016-04-15

Women's Health Initiative (WHI)

Phase 3 Completed

BreastGastrointestinal

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

NCT00585637 2015-04-01

Vitamin D for Chemoprevention

Phase 1 Completed

328 enrolled 11 charts

GastrointestinalGenitourinary

Gastrointestinal Neoplasms, Hypertension, Neoplasms, Prostatic Neoplasms

NCT01039181 2009-12-24

Calcitriol in Advanced Intrahepatic Cholangiocarcinoma

Phase 2 Unknown

28 enrolled

Gastrointestinal

Cholangiocarcinoma

Clinical Trials

NIMA

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

POISE

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.

Effects of Vitamin D Status and Multiple Mega-dose Supplementation on Health Care Disparities in Perioperative Patients With Hepatocellular Carcinoma Receiving Hepatectomy

Peri-operative Vitamin D Therapy for Hepatectomy

Liposomal Irinotecan Plus 5-FU / LV Combined With Paricalcitol in Patients With Advanced Pancreatic Cancer Progressed on Gemcitabine-based Therapy

Effects of Different Doses of Vitamin D on Cancer-related Cognitive Impairment in Patients With Gastrointestinal Tumors

Study of Vitamin D in Untreated Metastatic Colorectal Cancer

Study of High-Dose Oral Vitamin D for the Prevention of Liver Cancer

High Dose Vitamin D Study

Women's Health Initiative (WHI)

Vitamin D for Chemoprevention

Calcitriol in Advanced Intrahepatic Cholangiocarcinoma