promethazine
/prəʊˈmeθəziːn/noun
mass noun
- Medicine a synthetic antihistamine drug derived from phenothiazine, used chiefly to treat the symptoms of allergies and motion sickness【医】异丙嗪, 普鲁米近, 抗胺荨。
词源
1950s: from pro（pyl）+（di）meth（ylamine）,a colourless gas+（phenothi）azine.