FORT HOOD (Now designated Fort Cavazos), Texas –Effective May 28, Carl R. Darnall Army Medical Center (CRDAMC) Clear Creek Pharmacy hours will be Monday through Friday from 9 a.m.-5:30 p.m. Saturday, the pharmacy will be open 9 a.m. -5 p.m. It continues to be closed on Sunday, but will now be closed on all federal holidays.