dermatotherapy

noun
der·​ma·​to·​ther·​a·​py | \ (ˌ)dər-ˌmat-ə-ˈther-ə-pē How to pronounce dermatotherapy (audio) , ˌdər-mət- How to pronounce dermatotherapy (audio) \
plural dermatotherapies

Medical Definition of dermatotherapy

: the treatment of skin diseases