1. INTRODUCTION TO MED (PSYCHIATRY) SCHIZOPHRENIA AND OTHER PSYCHOTIC DISORDERS

18. Classification Agent (Duration) Dose (mg/day) Clinical use Traditional Low - potency Thioridazine (Mellaril) 200 -600 Depression with intense anxiety or agitation Chlorpromazine(Thorazine) 100 – 800 To treat nausea and vomiting Hiccups Traditional High - potency Haloperidol (Haldol) 2 – 15 Psychosis secondary to organic syndrome; Tourette disorder Perphenazine (Trilafon) 8 – 40 To treat nausea and vomiting Pimozide (Orap) 1 –10 Tourette disorder, body dysmorphic disorder Trifluoperazine (Stelazine) 4 – 20 Non-psychotic anxiety (up to 12 weeks)

19. Classification Agent (Duration) Dose (mg/day) Clinical use Atypical Anti-psychotics Clozapine (Clozaril) 300 – 900 Effective for negative, chronic, and refractory symptoms Risperidone (Risperdal) 4 – 8 Useful for negative symptoms; has few side effects Olanzapine (Zyprexa) 10 – 20 Useful for negative symptoms; has few side effects