Cholecalciferol Supplement in Treating Patients With Localized Prostate Cancer Undergoing Observation
Status:
Completed
Trial end date:
2020-06-08
Target enrollment:
Participant gender:
Summary
This randomized clinical trial studies how well cholecalciferol supplement works in treating
patients with localized prostate cancer undergoing observation. Cholecalciferol may help
prostate cancer cells become more like normal cells, and to grow and spread more slowly.