<p><strong>Adult</strong>: Initially, 2.5 mg bid, increase if necessary after 3-4 wk to 5 mg bid, or 10 mg bid as required.<br />
<strong>Elderly</strong>: Initially, 1.25 mg bid. Maintenance: 2.5 or 5 mg once daily.<br />
<strong>Hepatic Impairment</strong>: Initially 1.25 mg bid. Maintenance: 2.5 or 5 mg once daily.<br />
<br />
May be taken with or without food.</p>