This document provides information on the management of postpartum hemorrhage. It defines postpartum hemorrhage as blood loss of 500ml or more during vaginal delivery or 1000ml or more during c-section. Risk factors for postpartum hemorrhage include maternal age, primiparity, uterine fibroids, and previous c-section. Diagnosis involves early recognition of blood loss and signs of cardiovascular compromise such as tachycardia and low blood pressure. Causes of postpartum hemorrhage include uterine atony, genital tract lacerations, and retained placental fragments. Management techniques discussed include internal iliac artery ligation, bimanual compression of the uterus, and drug therapy