- Patients who have used the following prior to entry into Acute Phase: antipsychotics within 3 months, antidepressants including Monoamine Oxidase Inhibitors (MAOIs) within 1 month, anxiolytics within 2 weeks, mood-stabilizer (lithium, anticonvulsants) within 1 month, and/or high dose or prolonged benzodiazepine (continuous use for 3 months prior to admission) use.