Synonyms: (RS)-N,N-Dimethyl-2-[(4-methylphenyl)phenylmethoxy]ethanamine Hydrochloride, N,N-Dimethyl-2-[(RS)-(4-methylphenyl)(phenyl)methoxy]ethanamine Hydrochloride, 2-[(RS)-(4-Methylphenyl)phenylmethoxy]-N,N-dimethylethanamine Hydrochloride, Orphenadrine Hydrochloride Imp. F (EP) as Hydrochloride, para-Methylbenzyl Isomer Hydrochloride of Orphenadrine, Dimenhydrinate Imp. G (EP) as Hydrochloride, Diphenhydramine Hydrochloride Imp. B (EP) as Hydrochloride,4-Methyldiphenhydramine Hydrochloride