Patients already on quetiapine or clozapine

Patients hospitalized or acutely ill

Total score lower than 65 on the PANSS

Pregnancy

Female subjects of childbearing potential without adequate contraception

Abnormal liver function (hepatic enzymes more than 3 times the upper normal limits)

Any clinically meaningful unstable renal, hepatic, cardiovascular, respiratory, cerebrovascular disease or other serious, progressive physical disease.

The Impact of Quetiapine on the Drug Abuse Patterns of Addicted Schizophrenic Patients

What this study is about