2nd May 2024

A 35-year-old man presents with a 6-month history of red, scaly patches covering his elbows, knees, and lower back.

A 35-year-old man presents with a 6-month history of red, scaly patches covering his elbows, knees, and lower back. The plaques are itchy and occasionally bleed when scratched. He has tried over-the-counter moisturisers with no significant improvement.

Investigation:

Clinical diagnosis: Moderate plaque psoriasis

Which is the most appropriate first-line treatment?