甲(进修医生):近年来头孢菌素类抗生素越来越多,不易记住。请问教授你能和我们扼要地谈谈吗? 教师:由于头孢菌素类(cephalosporins)包含很多药物,现在仍不断增加,如要记住这些药物,最好分为几代来记忆。每一代头孢菌素都有相近似的抗菌能力和药理作用,例如,晚近一代的头孢菌素对革兰阴性杆菌的抗菌能力有所增加,而对葡萄球菌的抗菌 A (training doctors): In recent years, more and more cephalosporins antibiotics, not easy to remember. Can you talk briefly to us? Teacher: Because cephalosporins contain many drugs, they are still increasing. If you remember these drugs, it is best to remember them in several generations. Each generation of cephalosporins have similar antibacterial and pharmacological effects, for example, the recent generation of cephalosporins antibacterial capacity of Gram-negative bacteria increased, and staphylococcal antibacterial