Objective To study the effective reduce scar uterine cesarean section rate of postpartum hemorrhage again clinical interventions .Methods We were cho-sen for scar uterine cesarean section again multipara,200,in the control group of 100 women for routine care,intervention group of 100 women at the same time of routine nursing care,to take targeted clinical intervention.Compared two groups of maternal postpartum hemorrhage rate.Results The intervention group the postpartum hemor-rhage rate was 4%;Control postpartum hemorrhage rate was 15%.Intervention group postpartum hemorrhage rate is far lower than the control group ,there was an obvious statistical significance difference(P<0.05).Conclusion Take effective clinical intervention measures,strengthen the preoperative,intraoperative and postpartum nursing intervention,which can effectively reduce the scar uterine cesarean section rate of postpartum hemorrhage again .