头孢三嗪噻肟(Ceftriaxone)具有抗菌谱广、排泄半寿期长的优点,是一种广谱、长效的第三代头孢菌素。除产单核细胞李司忒氏菌外,对大多数需氧和厌氧的革兰氏阳性和阴性细菌皆有较强的抗菌活性,尤其对肠杆菌科的大多数菌株的抗菌活性超过头孢羟唑(Cefamandole)、头孢甲氧噻吩(Cefoxitin)、头孢呋肟(Cefuroxime)、头孢唑啉(Cefazolin)、头孢氧哌唑(Cefoperazone)、头孢噻吩(Cephalothin)。氧哌嗪青霉素(Piperacillin)。该药对多数致病菌的最 Ceftriaxone has the advantages of wide antimicrobial spectrum and long excretion half-life and is a broad-spectrum and long-acting third generation cephalosporin. In addition to Listeria monocytogenes, the majority of aerobic and anaerobic Gram-positive and negative bacteria have strong antibacterial activity, in particular, most strains of Enterobacteriaceae antibacterial activity than cephalosporins Cefamandole, Cefoxitin, Cefuroxime, Cefazolin, Cefoperazone, Cephalothin. Piperacillin. The drug most of the most pathogenic bacteria