[The side effects of the prevention of blood loss in the placental period].

On the base of 192 retrospective and 144 prospective cases are evaluated the side of routine prophylactic of the blood loss at the third period of labor. The control group consist of 50 labouring women with expective management of placental period. In normotensive women the methergine does not increase the blood pressure. The use of oxytocic drugs after the delivery of the head shorten the time of placental separation but make more difficult the cord traction method for the delivery of the placenta. The active management of the placental period decrease the rate of instrumental revision of the uterine cavity and the supplemental administration of oxytocic in the early postpartum period. This investigation confirms and justify the routine use of oxytocic after the delivery of the head as a prophylactic of the blood loss in the placental period.