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
Drug not useful in hypertensive emergency is: 
Select and explain. 
A. IV hydralazine, B. Indapamide, C. Sublingual nifedipine, D. Sodium nitroprusside
B: Indapamide
Answer: B: Indapamide 
Explanation: None