OXT and pulmonary arterial hypertension: Uterotonics were prescribed to 90.0% (n = 215/240) of women after delivery for prevention or treatment of post-partum haemorrhage (PPH): oxytocin (44.6%), ergometrine (20.8%), both oxytocin and ergometrine (23.3%), and oxytocin plus ergometrine plus carbetocin (0.8%).