This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'Acute suppurative Otitis media (ASOM) is treated using all except: \nSelect and explain. \nA. Erythromycin, B. Penicillin, C. Streptomycin, D. Cephalosporin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: (c) Streptomycin(Ref. Scott Brown, 8th ed., Vol 2; 142)Streptomycin--an aminoglycoside is used in anti- tubercular treatment.The MC organism causing ASOM is Streptococcus pneumoniae followed by Haemophilus influenzae. So beta-lactum, macrolides and fluro-quinolones active against these bacteria, are the antibiotics of choice.', 'role': 'assistant'}]