2常用抗菌药物2．1青霉素类（Penicillins）青霉素因其能干扰细菌细胞壁的合成而起杀菌作用。它能很好地向组织和体液中弥散，一般不易渗透到脑脊液中去，脑膜有炎症时除外。丙磺舒（Probenecid）能抑制肾小管分泌，从而提高其血浓度。英国药典认为不主张用于2岁以下小儿。主要 2 commonly used antibacterial drugs 2.1 penicillins (penicillins) penicillin because of its ability to interfere with bacterial cell wall synthesis and bactericidal effect. It can be well dispersed to tissues and body fluids, generally difficult to penetrate into the cerebrospinal fluid, except when the meninges have inflammation. Probenecid inhibits renal tubular secretion, thereby increasing its blood concentration. British Pharmacopoeia does not advocate for children under 2 years of age. main