(上接第10期)2第四代喹诺酮莫昔沙星:抗革兰阳性菌的活性约比环丙沙星强4倍,抗革兰阴性菌活性与环丙沙星相似,对结核分支杆菌、军团菌、厌氧菌、支原体、衣原体等亦有作用。半衰期长达12h,8位为甲氧基,光敏反应低。加替沙星:抗金黄色葡萄球菌、肺炎链球菌、酿脓链球菌、粪肠球 (On the next 10) 2 fourth-generation quinolone moxifloxacin: anti-gram-positive bacteria activity about 4 times stronger than ciprofloxacin, anti-gram-negative bacteria activity similar to ciprofloxacin, tuberculosis branch Bacillus, Legionella, anaerobic bacteria, mycoplasma, chlamydia also have a role. Half-life of up to 12h, 8-methoxy, photosensitive reaction is low. Gatifloxacin: anti-Staphylococcus aureus, Streptococcus pneumoniae, Streptococcus pyogenes, dung ball