Comparative Efficacy of Carbetocin and Oxytocin in Parturients at Risk of Atonic Postpartum Hemorrhage Undergoing Elective Cesarean Delivery

Patient is given oxytocin 5 IU diluted in 10 mL normal saline, administered intravenously over 1 min, followed by continuous infusion of 250 mIU/min over 4 hours.

Patient is given carbetocin 100 mcg diluted in 10 mL normal saline, administered intravenously over 1 min, followed by placebo infusion for 4 hours.