galenic

adjective
ga·​len·​ic | \ gə-ˈlen-ik How to pronounce galenic (audio) \
variants: also galenical \ -​i-​kəl How to pronounce galenical (audio) \

Medical Definition of galenic

1 capitalized : of or relating to Galen or his medical principles or method
2 usually galenical : constituting a galenical galenical preparations