Efficacy and Safety of Aripiprazole in First Episode Psychosis
Efficacy and Safety of Aripiprazole in First Episode Psychosis
The aim of the study is to investigate the efficacy and safety of aripiprazole in patients
 with first episode psychosis.
Inclusion Criteria:

 -  Aged 18-59 years and meet DSM-IV diagnostic criteria for first episode of
 schizophrenia, schizophreniform disorder, schizoaffective disorder or psychotic
 disorder NOS as assessed by using the Structured Clinical Interview for DSM-IV,
 research version.

 Exclusion Criteria:

 -  Meeting DSM-IV criteria for another axis I diagnosis, including substance abuse or
 dependence

 -  Needing another nonantipsychotic psychotropic medication at enrollment

 -  Having a serious or unstable medical illness.

 -  Pregnant or lactating women or women without adequate contraception will be also
 excluded.