Transplacental passage of diazepam during labor: influence of uterine contractions.


The rate of transplacental passage of diazepam (DZ) has been studied in 33 cases of cephalic presentation where operative forceps delivery was indicated by intrauterine hypoxia or by prolonged second stage of labor. The drug (30 mg) was injected intravenously immediately before delivery either during uterine contractions (Group I) or in the relaxation… (More)


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