The intranasal flu vaccine known as FluMist will not be available at Department of Defense (DoD) facilities or covered by TRICARE during the 2016-17 influenza season. This season, the DoD's entire supply of flu vaccine will be injectable. It is recommended for everyone, ages six months and older. The DoD expects to have enough supply of injectable vaccine at military treatment facilities (MTFs) for all age groups. Read more at Spousebuzz.