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': 'Tardive dyskinesia is least common with - \nSelect and explain. \nA. Flupenthiol, B. Penfluridol, C. Olanzapine, D. None', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Amongst the given options only olanzapine is atypical antipsychotic → atypical antipsychotics cause less extrapyramidal side effects than typical antipsychotics.\nHowever, you should remember that olanzapine can cause some extrapyramidal symptoms. Atypical antipsychotics which do not produce extrapyramidal side effects are clozapine, Aripiprazole, Quetiapine.', 'role': 'assistant'}]