Pheochromocytoma; active liver disease, blood dyscrasias.
Renal or hepatic impairment, history of liver disease or mental depression. Lactation. Perform blood counts & liver function tests during the first 6-12 wk if unexplained fever develops. May affect ability to drive or operate machinery.
Drowsiness, sedation, headache, dry mouth, wt gain, nasal stuffiness, nausea, sexual function disorders.