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: Pharmacology
[{'content': 'Which of the following drug is not given in acute mania: September 2009 \nSelect and explain. \nA. Lithium, B. Lamotrigine, C. Valproate, D. Olanzapine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: Lamotrigine Lamotrigine is not recommended for acute mania. It is especially useful in rapidly cycling bipolar depression.', 'role': 'assistant'}]