uk-plab-1 MCQ (SBA): Primary postpartum haemorrhage

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HardO&GPrimary postpartum haemorrhageuk-plab-1

A 32-year-old woman delivers vaginally and then develops heavy vaginal bleeding estimated at 1200 mL within 30 minutes despite uterine massage and IV oxytocin infusion. She remains hypotensive. What is the most appropriate next pharmacological step in managing this primary postpartum haemorrhage?

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