Synonyms: Isoquinoline,1-benzyl-3-ethyl-6,7-dimethoxy-, hydrochloride (7CI,8CI); Isoquinoline,3-ethyl-6,7-dimethoxy-1-(phenylmethyl)-, hydrochloride (9CI);1-Benzyl-3-ethyl-6,7-dimethoxyisoquinoline hydrochloride;1-Benzyl-6,7-dimethoxy-3-ethylisoquinoline hydrochloride; BEN; Eupaverinhydrochloride; Eupaverina; Kollateral; Moxaverine hydrochloride; Paverinehydrochloride; Sorbosan