Efficacy and Safety of Ziprasidone to Treat Depressive Symptoms in Patients With Schizophrenia

This study is going to determine the efficacy, tolerability and safety of ziprasidone in 120 schizophrenic patients with depressive symptoms. The study will be carried out at 2 mental centers in China. Subjects will be required to attend the center at screening, baseline, Weeks 1, 2, 4 ,6 and 8 or early termination visit. At screening, patients underwent psychiatric and physical examination, standard lab tests, and an Electrocardiograph. At baseline, if they continued to be eligible, they began ziprasidone 20 mg twice daily. Depending on response and tolerability, ziprasidone could be gradually escalated to a maximum of 80 mg twice daily.