左氧氟沙星是抗生素吗

2025-03-18 08:22:35
推荐回答(5个)
回答1:

你好,左氧氟沙星是喹诺酮类抗菌药物的一种常用药物。不属于抗生素。所谓抗生素是某些细菌或真菌在代谢过程中产生的一种具有抗菌或抑菌作用的化学物质。虽然可以人工合成,但还统称为抗生素。至于喹诺酮类药物则完全是人工合成的。严格来讲,这种药物不是抗生素。

回答2:

首先告诉楼主什么事抗生素:是由微生物(包括细菌、真菌、放线菌属)或高等动植物在生活过程中所产生的具有抗病原体或其它活性的一类次级代谢产物,能干扰其他生活细胞发育功能的化学物质。现临床常用的抗生素有微生物培养液液中提取物以及用化学方法合成或半合成的化合物。目前已知天然抗生素不下万种。
抗生素有很多种,我们常用的有青霉素,红霉素,左氧,盘林等等等等,每种抗生素对于某方面有特定的效果。
而左氧具有广谱抗菌作用,抗菌作用强,对多数肠杆菌科细菌,如大肠埃希菌、克雷伯菌属、变形杆菌属、沙门菌属、志贺菌属和流感嗜血杆菌、嗜肺军团菌、淋病奈瑟菌等革兰阴性菌有较强的抗菌活性。对金黄色葡萄球菌、肺炎链球菌、化脓性链球菌等革兰阳性菌和肺炎支原体、肺炎衣原体也有抗菌作用,但对厌氧菌和肠球菌的作用较差。
望楼主采纳 ,谢谢!

回答3:

是的,广谱抗菌药,用于消化道和呼吸道感染用药

回答4:

喹诺酮类抗菌药物。典型抗生素

回答5:

当然是啊!你可以看说明喔!奎诺酮类药物。

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