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: ENT
Which agent is used to prevent synechiae after DCR surgery 
Select and explain. 
A. Mitomycin, B. Tacrolimus, C. Cyclosporine, D. Doxycycline
A: Mitomycin
Answer: A: Mitomycin 
Explanation: Ans. is 'a' i.e., Mitomycin Now, Mitomycin is being increasingly used for this purpose and is proving more usefulMitomycin is an anticancer agent that has shown to decrease scar formation after E.N.T. surgeryIt is an antifibroblastic agent and thus prevents the wound healing and subsequent synechae formation.It is useful in preventing synechae formation in following operations :?DCRSinus surgery