<p>Since the risk of the development of oversedation, dizziness, confusion or ataxia increases substantially with larger doses in elderly and debilitated patients, it is recommended that in such patients the dosage should be limited to 15 mg. The usual precautions are indicated for severely depressed patients or those in whom there is any evidence of latent depression; particularly the recognition that suicidal tendencies may be present and protective measures may be necessary. The usual precautions should be observed in patients with chronic pulmonary insufficiency.</p>