氯(lv)己定(ding)為白色或幾乎白色的結晶性粉末;無臭(chou),味苦。在(zai)中(zhong)(zhong)溶(rong)解,在(zai)水中(zhong)(zhong)微溶(rong)。氯(lv)己定(ding),具有較好(hao)的廣譜抑(yi)菌(jun)(jun)、殺菌(jun)(jun)作用(yong)且毒性低(di),其主要(yao)作用(yong)機制是破(po)壞病原(yuan)微生物(wu)細胞(bao)壁原(yuan)生質膜,快(kuai)速殺死革蘭(lan)陽性菌(jun)(jun)、革蘭(lan)陰性菌(jun)(jun)、細菌(jun)(jun)芽胞(bao)、真菌(jun)(jun)及病毒等。
常用(yong)(yong)(yong)的消毒防腐劑, 臨(lin)床上用(yong)(yong)(yong)于(yu)器(qi)械、皮膚(fu)、黏(nian)膜消毒。主要臨(lin)床應用(yong)(yong)(yong):用(yong)(yong)(yong)于(yu)手術前洗(xi)手;泌尿系及婦科用(yong)(yong)(yong)藥;用(yong)(yong)(yong)于(yu)小面積燒傷(shang)、外傷(shang)感染等(deng);用(yong)(yong)(yong)于(yu)滴眼劑等(deng)領域廣(guang)泛(fan)應用(yong)(yong)(yong)。
陽(yang)離子廣譜抗(kang)(kang)菌(jun)(jun)(jun)藥,屬(shu)于(yu)雙(shuang)縮胍(gua)家族。它的作(zuo)用(yong)機理涉及擾亂細(xi)菌(jun)(jun)(jun)的細(xi)胞膜。也(ye)消(xiao)。對(dui)革蘭氏(shi)陽(yang)性菌(jun)(jun)(jun)、陰性菌(jun)(jun)(jun)及真菌(jun)(jun)(jun)均有(you)較(jiao)強的殺(sha)菌(jun)(jun)(jun)作(zuo)用(yong),對(dui)綠膿桿(gan)菌(jun)(jun)(jun)也(ye)有(you)效(xiao)。用(yong)于(yu)皮膚消(xiao)毒、沖洗(xi)傷口,也(ye)可用(yong)于(yu)手術器械消(xiao)毒。外用(yong)高(gao)效(xiao)安全抗(kang)(kang)菌(jun)(jun)(jun)消(xiao)毒劑,可以殺(sha)滅金黃色(se)(se)葡萄(tao)球(qiu)菌(jun)(jun)(jun),大腸(chang)桿(gan)菌(jun)(jun)(jun)和白色(se)(se)念珠(zhu)菌(jun)(jun)(jun)。
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