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苯海拉明、扑尔敏:短期小量应用对胚胎无致畸影响。临产前服用可造成胎儿呼吸抑制或惊厥。氯丙嗪(冬眠灵): 目前尚未见本药有致畸影响,孕后期和临产前使用常可引起新生儿出现帕金森氏综合症。故不论在孕早期或孕后期均应慎用或尽量不用。阿托品: 很容易通过胎盘,在静注2～3分钟后即可出现胎心率加快。临产前应用:对新生儿可出现心动过速、尿潴留和体温升高,同时还可能降低贲门括约肌收缩功能,使胃内食物返流。阿托品在产后应用能抑制泌乳。
Diphenhydramine, chlorpheniramine: Short-term, low-dose applications have no teratogenic effects on embryos. Prenatal administration can cause fetal respiratory depression or convulsions. Chlorpromazine (winter sleep Ling): The drug has not yet been teratogenic effects, pregnancy and prenatal use can often cause neonatal Parkinson’s disease. Therefore, either in early pregnancy or late pregnancy should be used with caution or try not to use. Atropine: it is easy to pass the placenta, 2 to 3 minutes after intravenous injection can occur faster fetal heart rate. Prenatal application: newborns may appear tachycardia, urinary retention and body temperature, but also may reduce cardiac sphincter systolic function, the food reflux in the stomach. Atropine in the postpartum application can inhibit lactation.