methantheline

noun
meth·​an·​the·​line | \ meth-ˈan(t)-thə-ˌlēn How to pronounce methantheline (audio) , -lən How to pronounce methantheline (audio) \

Medical Definition of methantheline

: an anticholinergic drug usually administered in the form of its crystalline bromide C21H26BrNO3 in the treatment of peptic ulcers