Task: Text Categorization
Input (English): Question: Which of the following medications can cause renal failure in patients with bilateral renal artery stenosis by inhibiting the constrictor tone of the efferent arteriole ?: 
 Options:  <0> Acetaminophen. <1> Diclofenac <2> Enalaprilo. <3> Metamizole <4> Furosemide.
Output (English): pharmacology