Gatifloxacin
Name: Gatifloxacin
Grade: Veterinary and Human
Synonyms 1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid sesquihydrate
Molecular Formula: C19H22FN3O4.1.5(H2O)(widelychem)
Molecular Weight: 402.42
CAS Registry Number: 180200-66-2
Water: not more than 1.0%
Burning residue: not more than 0.2%
Heavy metal: not more than 20ppm
Assay: not less than 98.5%
Quality standard: CP2010/USP32/widelychem
Package: 25kg/Cardboard drum为8-甲氧氟喹诺酮类外消旋化合物,体外具有广谱的抗革兰氏阴性和阳性微生物的活性,其R-和S-对映体抗菌活性相同。本品抗菌作用是通过抑制细菌的DNA旋转酶和拓扑异构酶IV,从而抑制细菌DNA复制、转录和修复过程
体外试验和临使用结果均表明,对以下微生物的大多数菌株具有抗菌活性:
1、革兰氏阳性菌:金黄色葡萄球菌(仅限于对甲氧西林敏感的菌株)、肺炎链球菌(对青霉素敏感的菌株)。
2、革兰氏阴性菌:大肠杆菌、流感和副流感嗜血杆菌、肺炎克雷伯杆菌、卡他莫拉菌、淋病奈瑟菌、奇异变形杆菌。
3、其他微生物:肺炎衣原体、嗜肺性军团杆菌、肺炎支原体。