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
Which of the following drug is contraindicated in case of bilateral renal artery stenosis 
Select and explain. 
A. Hydralazine, B. Enalapril, C. Methyldopa, D. Dopamine
B: Enalapril
Answer: B: Enalapril 
Explanation: Enalaparil is a ACE inhibitor (Angiotensin converting enzyme inhibitor). All ACE inhibitors lead to decrease in GFR. Hence, they are contraindicated in Bilateral renal artery stenosis to prevent further decrease in GFR.