11th April 2024

You review a 30-year-old female who reports a five-month history of amenorrhoea, weight gain, reduced libido, and milk leaking from her breast.

You review a 30-year-old female who reports a five-month history of amenorrhoea, weight gain, reduced libido, and milk leaking from her breast. Her periods were previously regular since age 13. You see in the notes that she was started on both aripiprazole and olanzapine 6 months ago. Urinary pregnancy test is negative, and her baseline prolactin is 380 mU/l. What is the most likely cause of her symptoms?

Select the SINGLE most appropriate option from the list below. Select ONE option only.