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: Medicine
[{'content': 'Aplastic anemia is a side effect of which antiepileptic medication? \nSelect and explain. \nA. Valproic acid, B. Carbamazepine, C. Gabapentin, D. Lamotrigine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Carbamazepine may lead to aplastic anemia. Ref: Harrisons principles of internal medicine, 18 th edition, Page: 3263, Table: 369/9', 'role': 'assistant'}]