Usual dose: 1.2-4.8 g/day in 2-3 divided doses. Psychogenic symptoms related to aging Initial dose: 2.4 g/day in 3 divided doses for 6 wk. Maintenance: 1.2 g/day in 3 divided doses. Post-traumatic symptoms Initial dose: 800 mg 3 times daily, may be gradually reduced to 400 mg 3 times daily.
Contraindications
Severe kidney function impairment (CrCl <20 mL/min).