diphenhydramine
/ˌdaɪfenˈhaɪdrəmiːn/noun
mass noun
1- Medicine an antihistamine compound used for the symptomatic relief of allergies【医】苯海拉明。
1.1
- A synthetic amine, usually used as a hydrochloride salt; chem. formula: C17H21NO.胺的一种合成物, 常被用作盐酸盐; 化学分子式：C17H21NO.
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