Tên tương tự: Diphenhydramine Hydrochloride; Orphenadrine Hydrochloride Imp. D (EP) as Hydrochloride; Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, hydrochloride (1:1); Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, hydrochloride (9CI); Ethylamine, 2-(diphenylmethoxy)-N,N-dimethyl-, hydrochloride (8CI); β-Dimethylaminoethyl benzhydryl ether hydrochloride; 2-(Benzhydryloxy)-N,N-dimethylethylamine hydrochloride; 2-Diphenylmethoxy-N,N-dimethylethylamine hydrochloride; Alledryl; Allergan; Allergina; Allergival; Amidryl; Asdrin; Bagodryl; Bax; Bena; Bena-Fedrin; Benadril hydrochloride; Benadryl; Benocten; Benodine; Benylin; Benzantin; Benzhydramine hydrochloride; Benzhydrol β-dimethylaminoethyl ether hydrochloride; Denydryl; Dibondrin; Difenhydramine hydrochloride; Dimedrol; Dimedrol hydrochloride; Diphantine; Fenylhist; Halbmond; Histacyl; Noctomin; Resmin; Restamin; S 8; Sedopretten; Sekundal D; Syntedril; Vena; Wehydryl