Diphenhydramine |
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| 2-Diphenylmethoxy-N,N-dimethylethylamine; Allerdryl; Benadryl; Benylin; Benzhydramine; Dimedrol; Diphenhydramine Citrate; Diphenhydramine Citrate (1:1); Diphenhydramine Hydrochloride; Diphenylhydramine; Citrate, Diphenhydramine | |
| A histamine H1 antagonist used as an antiemetic, antitussive, for dermatoses and pruritus, for hypersensitivity reactions, as a hypnotic, an antiparkinson, and as an ingredient in common cold preparations. It has some undesired antimuscarinic and sedative effects. | |