Pityriasis Versicolor

If only small areas of skin are involved, an antifungal (imidazole) cream is an alternative e.g. clotrimazole.

If topical therapy fails, or if the infection is widespread, treat systemically with itraconazole 200mg once daily for 7 days.

ketoconazole 2% shampoo

applied once daily

for a maximum of 5 days (leave preparation on for 3-5 minutes before rinsing)

OR

selenium sulphide 2.5% shampoo (unlicensed indication) used as a lotion (diluted with water to reduce irritation) and left on for 10 minutes

Selenium sulphide is not suitable for children under 5 years.

apply once daily

7 days and repeat course if necessary