<p><strong>Polycythemia vera</strong>:</p>

<ul>
	<li><strong>Adult</strong>:&nbsp;4-6 mg daily continued for 4-6 wk with&nbsp;blood count monitoring, particularly platelet. Further courses may be given if relapse occurs; alternatively, a maintenance therapy approx half the induction dose may be given.</li>
</ul>

<p><strong>Chronic myeloid leukaemia</strong>:</p>

<ul>
	<li><strong>Adult</strong>:&nbsp;Remission induction: Initially, 0.06 mg/kg daily. Max: 4 mg daily. May increase dose if response is inadequate after 3 wk. Continue until WBC count falls to 15,000-25,000 cells/mm3&nbsp;(usually 12-20 wk); may stop earlier if platelet count is &lt;100,000 cells/mm3. Maintenance: If WBC count rises to 50,000 cells/mm3&nbsp;or symptoms return: Resume induction dose; if remission is &lt;3 mth: 0.5-2 mg daily, given as continuous maintenance.</li>
	<li><strong>Child</strong>:&nbsp;Same as adult dose.</li>
</ul>

<p><strong>Essential thrombocythemia</strong>:</p>

<ul>
	<li><strong>Adult</strong>:&nbsp;2-4 mg daily.</li>
</ul>