8th February 2022

A 22-year-old female patient presents to A&E with increasing shortness of breath and dizziness

A 22-year-old female patient presents to A&E with increasing shortness of breath and dizziness. The ABG sample taken shows chocolate-brown coloured blood.

Which of the following medications may have caused this?

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