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
Imipenem. True statement about it is: 
Select and explain. 
A. Narrow spectrum of action, B. Easily broken by beta lactamase, C. Used with cilastatin, D. Used with sulbactam
C: Used with cilastatin
Answer: C: Used with cilastatin 
Explanation: Used with cilastatin