<p>The affected areas of the skin or the scalp should be washed with ketoconazole 2% shampoo, which should be left on the skin/scalp for 3 to 5 minutes before rinsing.<br />
Treatment:</p>

<ul>
	<li><strong>Pityriasis versicolor</strong>: Once daily for 5 days.</li>
	<li><strong>Seborrhoeic dermatitis and pityriasis capitis</strong>: Twice weekly for 2 to 4 weeks.</li>
</ul>

<p>Prophylaxis:</p>

<ul>
	<li><strong>Pityriasis versicolor</strong>: Once daily for 3 days during a single treatment course before the summer.</li>
	<li><strong>Seborrhoeic dermatitis and pityriasis capitis</strong>: Once every 1 or 2 weeks</li>
</ul>