This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Schizophrenia Spectrum and Other Psychotic Disorders, Subject name: Psychiatry
Antipsychotic drug associated with raised QT interval 
Select and explain. 
A. Risperidone, B. Phenobarbitone, C. Fluoxetine, D. Midazolam
A: Risperidone
Answer: A: Risperidone 
Explanation: Anti-psychotic Drugs 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