Synonyms: Isoquinoline,1,2,3,4-tetrahydro-6,7-dimethoxy-1-veratryl-, hydrochloride (6CI,7CI,8CI);(?à)-Norlaudanosine hydrochloride;(?à)-Tetrahydropapaverine hydrochloride;1,2,3,4-Tetrahydropapaverine hydrochloride;NSC 118072;NZ 54;Tetrahydropapaverine hydrochloride;