Carbetocin (inn, ban) (brand names duratocin, pabal, lonactene, depotocin, comoton, decomoton), or 1-butanoic acid-2-(o-methy-l-tyrosine)-1-carbaoxytocin, is an oxytocic used in obstetrics to control postpartum hemorrhage and bleeding after giving birth, particularly following cesarean section. it is an eight amino acid long analogue of oxytocin (a nonapeptide) and, in accordance, has a similar action. carbetocin primarily agonizes peripherally expressed oxytocin receptors.