This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
[{'content': 'Which of the following drugs has maximum chances of causing hyperprolactinemia? \nSelect and explain. \nA. Clozapine, B. Olanzapine, C. Ziprasidone, D. Risperidone', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (D) Risperidone(Ref: KDT 8th/469)Among the atypical antipsychotic drugs, risperidone has highest risk of causing hyperprolactinemia and extrapyramidal symptoms', 'role': 'assistant'}]