Tranexamic acid to reduce blood loss in women at high risk of postpartum hemorrhage undergoing cesarean delivery-a randomized controlled trial.

Background: Postpartum hemorrhage is a leading cause of maternal morbidity and mortality. Tranexamic acid has proven to be useful in treating hemorrhage from acute blood loss. However, its role in preventing blood loss in women at high risk of postpartum hemorrhage undergoing cesarean delivery is not well studied.