Tea from stems and flowers was made to treat colds and fevers (Clarke, p. 72). The leaves and stalks could also be eaten. A decoction (i.e., steeped in hot water solution) was applied to back to ease breathing difficulties (Strike, p. 93). 

Information about growing Coyote Mint can be found here on Calscape. 

Coyote Mint provides nectar for multiple species of butterflies and moths and is often used in bird, bee, and butterfly gardens. It is also deer resistant.