青霉素是一种主要作用于革兰阳性菌的抗生素,通过破坏细菌细胞壁而产生较强的杀菌作用,是临床治疗中较为常用的广谱抗生素之一。近年来,临床上滥用和不合理使用青霉素导致耐药性增加,应用剂量不断增大,其毒性反应亦相应增多,所以医护 Penicillin is an antibiotic that acts mainly on Gram-positive bacteria and produces a strong bactericidal effect by destroying bacterial cell walls. It is one of the more commonly used broad-spectrum antibiotics in clinical treatment. In recent years, clinical abuse and unreasonable use of penicillin lead to increased drug resistance, the application of increasing doses, the corresponding increase in its toxicity, so health care