This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Pharmacology
[{'content': 'The following statements are true for the therapy with lithium except: \nSelect and explain. \nA. It is used in bipolar disorder, B. Amiloride is useful in treating lithium induced diabetes insipidus, C. Regular measurements of blood concentration of lithium is necessary, D. Sodium ion is a specific antidote for lithium clearance', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (D) Sodium ion is an specific antidote for lithium clearance(Ref: KDT 8/e p476-477)There is no specific antidote for lithium.Lithium is the drug of choice for the treatment of bipolar disorder and prophylaxis of acute mania.It is a narrow therapeutic index drug and requires therapeutic drug monitoring.Amiloride is the drug of choice for lithium induced diabetes insipidus.', 'role': 'assistant'}]