【单选题】【消耗次数：1】
男，32岁。高热寒战2天，伴咳嗽胸痛，咳黏痰带少量血丝，诊断为军团菌肺炎。应首选的药物治疗是：
①
红霉素
②
青霉素G
③
哌拉西林
④
万古霉素
⑤
阿米卡星
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不属于万古霉素特点的是（）
①
是从东方链霉菌中获得的一种杀菌类抗生素
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万古霉素属于（ ）抗生素
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