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 is the drug of choice for the treatment of syndrome of inappropriate Antidiuretic Harmone secretion? \nSelect and explain. \nA. Demeclocycline, B. Vasopressin, C. Thiazide diuretics, D. Chloropropamide', 'role': 'user'}, {'content': 'Answer: A \nExplanation: SIADH is due to excessive secretion of anti-diuretic hormone. It is diametrically opposite disease to diabetes insipidus. Vasopressin, Thiazide and chloropropamide are used for the treatment of diabetes insipidus whereas demeclocycline is used for SIADH management.Now-a-days,vasopressin receptor antagonists like tolvapton and conivaptan are preferred for SIADH.', 'role': 'assistant'}]