Walgreens will soon rejoin TRICARE's pharmacy network for users nationwide, officials announced Friday, while CVS pharmacies will leave. That means TRICARE users will now be able to fill their prescriptions off-base at Walgreens pharmacies without paying out-of-network rates, and CVS users will need to find a new pharmacy or pay unsubsidized rates for their medications. The change takes effect Dec. 1. Read more about this change on Military.com.