<p><strong>Adult:</strong><br />
<br />
<strong>Oral</strong>: Susceptible infections: 125-312 mg 4-6 hrly.<br />
<strong>IM/IV</strong>: Susceptible infections: 0.6-3.6 g/day in 4-6 divided doses.<br />
<strong>IV</strong>:</p>

<ul>
	<li>Bacterial endocarditis: 7.2-12 g/day in divided doses.</li>
	<li>Intrapartum prophylaxis against group B Streptoccocal infection in neonates Initial: 3 g, followed by 1.5 g 4 hrly until delivery.</li>
	<li>Meningococcal meningitis; Pneumococcal meningitis: 2.4 g 4 hrly. Max: 18 g/day in meningococcal meningitis.</li>
</ul>

<p><br />
<strong>Child:</strong><br />
<br />
<strong>IV</strong>: Meningococcal meningitis, Pneumococcal meningitis:&nbsp;</p>

<ul>
	<li>Newborn infants: 100 mg/kg daily in 2 divided doses;</li>
	<li>1-4 wk: 150 mg/kg daily in 3 divided doses;</li>
	<li>&gt;1 mth to 12 yr: 180-300 mg/kg daily in 4-6 divided doses.</li>
</ul>

<p><strong>Parenteral</strong>: susceptible infections:&nbsp;</p>

<ul>
	<li>Newborn infants: 50 mg/kg daily in 2 divided doses;</li>
	<li>1-4 wk: 75 mg/kg daily in 3 divided doses;</li>
	<li>&gt;1 mth to 12 yr: 100 mg/kg daily in divided doses, not exceeding 4 g/day.</li>
</ul>

<p>&nbsp;</p>

<p><strong>Administration</strong></p>

<p>Should be taken on an empty stomach. Take with a full glass of water on an empty stomach 1 hr before or 2 hr after meals. Do not take acidic beverages within 1 hr of a dose.</p>