<prompt> Which of the following is the drug of choice for the treatment of Syndrome of Inappropriate Antidiuretic Hormone secretion?DemeclocyclineVasopressinThiazide diureticsChlorpropamide  <response>: Ans. A DemeclocyclineRef: Katzung 10e p249SIADH is due to excessive secretion of anti-diuretic hormone. It is diametrically opposite disease to diabetes insipidus. Vasopressin, thiazides and chlorpropamide are used for the treatment of diabetes insipidus whereas demeclocycline is used for SIADH management. Now-a-days, vasopressin receptor antagonists like tolvaptan and conivaptan are preferred for SIADH. 