This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
All of the following drugs are useful in nephrogenic diabetes insipidus; except 
Select and explain. 
A. Amiloride, B. Indomethacin, C. Chlorpropamide, D. Thiazide diuretics
C: Chlorpropamide
Answer: C: Chlorpropamide 
Explanation: .