Synonyms: 4-Bromodiphenhydramine Hydrochloride, Bromazine Hydrochloride, Dimenhydrinate Imp. H (EP) as Hydrochloride, Diphenhydramine Hydrochloride Imp. C (EP) as Hydrochloride,2-[(RS)-(4-Bromophenyl)phenylmethoxy]-N,N-dimethylethanamine Hydrochloride