Initially 2 mg daily, may be increased to 4 mg daily on the 2nd day, subsequently adjusted in increments/decrements of 1 or 2 mg daily, generally at intervals of not <1 wk. Max: 16 mg daily. Acute manic episodes in bipolar disorder
2-3 mg once daily. Dosage adjustments of 1 mg daily at intervals of not < 24 hr up to total of 6 mg daily. Elderly & debilitated patient
Initial dosage regimen should be reduced as for schizophrenia.