<prompt> All of the following Atypical Antipsychotic drugs cause prolonged QT interval exceptRisperidoneZiprasidoneQuitapineOlanzepine  <response>: D Olanzepine Anti-psychoticDrugs that prolong the QT interval and in some have been associated with torsades de pointes Clozapine Anti-psychotic schizophrenia Felbamate Anti-convulsant seizure Fosphenytoin Anti-convulsant seizure Lithium Anti-mania bipolar disorder Quetiapine Anti-psychotic schizophrenia Risperidone Anti-psychotic schizophrenia Ziprasidone Anti-psychotic schizophrenia 