Wash the affected area w/ shampoo. Leave it on for 3-5 min before rinsing. Treatment:
Seborrhoeic dermatitis & pityriasis capitis (dandruff) Twice wkly for 2-4 wk.
Pityriasis versicolor Once daily for 5 days. Prophylaxis:
Seborrhoeic dermatitis & pityriasis capitis (dandruff) Once every 1-2 wk.
Pityriasis versicolor Once daily for 3 days before exposure to sunshine.