This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Larynx, Subject name: ENT
Drug of choice in laryngeal stenosis is 
Select and explain. 
A. Cyclophosphamide, B. Doxorubicin, C. Adriamycin, D. Mitomycin C
D: Mitomycin C
Answer: D: Mitomycin C 
Explanation: Mitomycin-C is an antineoplastic antibiotic that acts as an alkylating agent by inhibiting DNA and protein synthesis. ... Topical application of mitomycin C(0.4 mg/mL) was used as an adjuvant treatment in the endoscopic laser management of laryngeal and tracheal stenosis Ref: Internet sources