Efficiency Study to Investigate Blonanserin in Treatment of Schizophrenia When Compared With Risperidone

Inclusion Criteria:

• Subject met Diagnostic and Statistical Manual of Mental Disorders(DSM)-IV-TextRevision(TR) criteria for a primary diagnosis of schizophrenia

• Patients are 18≤age＜65 years of age on the day when informed consent is obtained.

• Subject had a PANSS total score ≥70 and 120≥ at Screening

• Subject had a score ≥4 on the PANSS at Screening and Baseline.

• Subjects are willing and able to comply with study protocol including treatment inhospital.

• Subjects or their legal guardians have signed the written informed consent form.

Exclusion Criteria:

• The subject was treatment with other Investigate product within 30 days.

• Subject had a history of treatment with long-acting drug for anti schizophrenia within 56 days.

• Subject had a history of treatment with clozapine within 28 days.

• Subject With parkinson disease,etc