OXT and pulmonary arterial hypertension: The study aimed to evaluate the effectiveness and safety of carbetocin in the prevention of PPH and to compare its outcomes with oxytocin using a combined intramuscular and intravenous oxytocin regimen in women undergoing vaginal or caesarean delivery.<h4>Materials and methods</h4>This prospective observational comparative study was conducted among 100 women (50 in each group) receiving either carbetocin (100 μg intramuscularly) or oxytocin (10 IU intramuscularly with additional intravenous infusion as per institutional protocol) immediately after delivery.