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
Cyt-P-450 is inhibited by- 
Select and explain. 
A. Phenobarbitone, B. Cimetidine, C. Phenytoin, D. CCI4
B: Cimetidine
Answer: B: Cimetidine 
Explanation: Ans. is 'b' i.e., Cimetidine