Patient Selection: Phase II Studies

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Patient Selection:
Phase II studies are usually carried out with patients suffering from the particular disease.
Inclusion criteria:
1. The patients who are diagnosed with schizophrenia.
2. Should meet the DSM-IV diagnosis criteria for schizophrenia.
3. Age 18 to 40 (both male and female included).
4. They must have the decision-making capacity to give written informed consent.
5. The first event of psychosis should have occurred at least one year or not more than 7 years ago.
6. If patients are currently undergoing any antipsychotic drug therapy, there should switch their medication.
Exclusion criteria:
1. Patients suffering from mental retardation.
2. Pregnancy or lactation.
3. Patients who are unable to make a