<p>Treatment of initial herpes simplex: 200 mg 5 times daily usually for 5 days.<br />
<br />
For immunocompromised patients:</p>

<ul>
	<li><strong>Adult</strong>: 400 mg 5 times daily for 5 days (longer if new lesions appear during treatment or if healing is incomplete; increase dose to 800 mg 5 times daily for genital herpes in immunocompromised) or as directed by the registered physician.</li>
	<li><strong>Children under 2 years</strong>: Half of the adult dose.</li>
	<li><strong>Children over 2 years</strong>: Adult dose.</li>
</ul>

<p>Prevention of recurrence of herpes simplex:</p>

<ul>
	<li><strong>Adult</strong>: 200 mg 4 times daily or 400 mg twice daily possibly reduced to 200 mg 2 or 3 times daily and interrupted every 6-12 months.</li>
	<li><strong>Children under 2 years</strong>: Half of the adult dose.</li>
	<li><strong>Children over 2 years</strong>: Adult dose.</li>
</ul>

<p>Prophylactic treatment of herpes simplex in the immunocompromised patients:</p>

<ul>
	<li><strong>Adult</strong>: 200 to 400 mg 4 times daily.</li>
	<li><strong>Children under 2 years</strong>: Half of the adult dose.</li>
	<li><strong>Children over 2 years</strong>: Adult dose.</li>
</ul>

<p>Treatment of vericella (chicken pox):</p>

<ul>
	<li><strong>Adult and children over 40 kg</strong>: 800 mg 4 times daily for 5 days.</li>
	<li><strong>Children below 40 kg</strong>: 20 mg/kg (maximum 800 mg) per dose orally 4 times daily (80 mg/kg/day) for 5 days.</li>
	<li><strong>Children 1 month-2 years</strong>: 200 mg 4 times daily for 5 days.</li>
	<li><strong>Children 2-5 years</strong>:400 mg 4 times daily for 5 days.</li>
	<li><strong>Children 6-12 years</strong>:800 mg 4 times daily for 5 days.</li>
</ul>

<p>Treatment of herpes zoster (Shingles): 800 mg 5 times daily for 7 days.<br />
<br />
Treatment of initial rectal (Proctitis) herpes infections: An oral Aciclovir dosage of 400 mg 5 times daily for 10 days or until clinical resolution occurs has been recommended.<br />
<br />
Renal Impairment: For patients with severe renal impairment, a reduction of the doses is recommended.</p>