<p><strong>For adults and pediatric patients over 12 years of age</strong>: 1 tablet twice daily (morning and night).<br />
<strong>For pediatric patients 6 to 12 years of age</strong>: &frac12; to 1 tablet twice daily (morning and night).<br />
<br />
Since the antibacterial activity of Methenamine is greater in acid urine, restriction of alkalinizing foods and medications is desirable. If necessary, as indicated by urinary pH and clinical response, supplemental acidification of the urine should be instituted. The efficacy of therapy should be monitored by repeated urine cultures.</p>