庆大霉素是一种对革兰氏阴性嗜氧杆菌有良好抑菌作用的氨基糖甙类抗生素,广泛用于产褥期与其他药物的协同治疗中,因此研究庆大霉素在乳汁中的排泄率有重要意义。一方面对乳腺导管感染的治疗有益处;另一方面可能影响母乳喂养的新生儿,虽氨基糖甙类抗生素在胃肠道的吸收很差,但曾有报道,口服庆大霉素可被未成熟儿的胃肠道吸收。 Gentamicin is a kind of aminoglycoside antibiotic which has good antibacterial activity against Gram-negative aerobic bacilli. It is widely used in the synergistic treatment of puerperium and other drugs. Therefore, gentamicin is excreted in milk Rate is important. On the one hand the treatment of breast ductal infection is beneficial; on the other hand may affect breastfeeding newborns, although aminoglycoside antibiotics in the gastrointestinal tract absorption is poor, but it has been reported that oral gentamicin can be Gastrointestinal absorption of mature children.