15th February 2025

A 31-year-old man attends the Emergency Department with his wife.

A 31-year-old man attends the Emergency Department with his wife. Early this morning, she found him behaving strangely in the garden and he mistook her for his mother. She took his temperature at home which was 39.4℃.

You ask a few questions about his medical background. She reports he started a new medication 2 weeks ago.

Which of the following medications is least likely to explain this presentation?

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