This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'All of the following drugs are classified as atypical antipsychotics, EXCEPT: \nSelect and explain. \nA. Olanzepine, B. Clozapine, C. Risperidone, D. Thioridazine', 'role': 'user'}, {'content': "Answer: D \nExplanation: Thioridazine is a first generation antipsychotic. Commonly used atypical antipsychotics are:ClozapineRisperidoneOlanzapineQuetiapineZiprasidoneAripiprazoleFirst generation antipsychotics are:ChlorpromazineTrifluoperazinePerphenazineLoxapineHaloperidolFluphenazineThiothixeneRef: Reus V.I. (2012). Chapter 391. Mental Disorders. In D.L. Longo, A.S. Fauci, D.L. Kasper, S.L. Hauser, J.L. Jameson, J. Loscalzo (Eds), Harrison's Principles of Internal Medicine, 18e.", 'role': 'assistant'}]