oxyphencyclimine

noun

oxy·​phen·​cy·​cli·​mine -ˈsī-klə-ˌmēn 

: an anticholinergic drug with actions similar to atropine usually used in the form of its hydrochloride C₂₀H₂₈N₂O₃·HCl as an antispasmodic especially in the treatment of peptic ulcer