High Dose Vitamin D

DIETARY_SUPPLEMENT4 trials

Sponsors

Qamar Khan, University of Colorado, Denver, Alexandria University, Wake Forest University Health Sciences

Conditions

BreastBreast CancerOsteopenia of PrematurityOsteoporosisRespiratory Infection

Phase 2

Vitamin D3 for Aromatase Inhibitor Induced Arthralgias

CompletedNCT00867217

Qamar KhanBreast Cancer

Start: 2009-03-31End: 2011-01-31Updated: 2018-02-09

Vitamin D Supplementation and Acute Respiratory Infection in Older Long-Term Care Residents

CompletedNCT01102374

University of Colorado, DenverRespiratory Infection

Start: 2010-05-31End: 2016-07-31Updated: 2017-04-21

Low and High Doses of Prophylactic Vitamin D in Prevention of Osteopenia of Prematurity

CompletedNCT04768439

Alexandria UniversityOsteopenia of Prematurity

Start: 2020-08-10End: 2021-04-30Updated: 2021-09-14

Unknown Phase

A Study of High-Dose Vit D Versus Standard of Care Vit D Supplementation

CompletedNCT05016310

Wake Forest University Health SciencesBreast, Breast Cancer, Osteoporosis

Start: 2021-09-16End: 2024-08-15Updated: 2025-07-23