A double-blind, randomised comparative trial of amisulpride versus olanzapine in the treatment of schizophrenia: short-term results at two months.

Objective: To compare the efficacy and safety of the atypical antipsychotics amisulpride and olanzapine in the treatment of acute psychotic exacerbations of schizophrenia.

Design And Setting: A multinational, double-blind randomised clinical trial.

Patients And Treatment: Three hundred and seventy-seven patients with predominantly positive symptomatology were treated for six months with either amisulpride (200-800 mg/d) or olanzapine (5-20 mg/d).