galenical
noun
ga·len·i·cal gə-ˈle-ni-kəl 
gā-
: a medicine prepared by extracting one or more active constituents of a plant
Word History
Etymology
noun derivative of galenical "characteristic of such medicines," from Galenic "of galen," who prescribed plant-based remedies (from Galen + -ic entry 1) + -al entry 1
First Known Use
1737, in the meaning defined above
Medical Definition
galenical
noun
ga·len·i·cal gə-ˈlen-i-kəl
: a standard medicinal preparation (as an extract or tincture) containing usually one or more active constituents of a plant and made by a process that leaves the inert and other undesirable constituents of the plant undissolved