Extrapyramidal symptom profiles assessed with the Drug-Induced Extrapyramidal Symptom Scale: comparison with Western scales in the clinical double-blind studies of schizophrenic patients treated with either olanzapine or haloperidol.


The superiority of olanzapine to haloperidol with respect to a decreased incidence of treatment-emergent extrapyramidal syndromes (EPS) in patients with schizophrenia was demonstrated in studies conducted in both Japan and Western countries. EPS measurements used in Western countries included the Simpson-Angus, Barnes akathisia and the Abnormal Involuntary… (More)


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