罗红霉素即红霉素Ａ的衍生物，它较红霉素Ａ对酸稳定，口服吸收好，抗菌谱广，对常见的革蓝氏阳性菌、部分革蓝氏阴性菌、厌氧菌等具有良好的抗菌活性，临床主要用于呼吸道感染、泌尿道感染等［１］。目前，市场上主要有片剂、胶囊、干糖浆及外用软膏等剂型。本文以丙烯酸树脂 Roxithromycin is a derivative of erythromycin A, which is more stable against erythromycin A acid, good oral absorption, antibacterial spectrum is broad, common Gram-positive bacteria, part of Gram-negative bacteria, anaerobic bacteria Has good antibacterial activity, clinical mainly for respiratory tract infections, urinary tract infections [1]. Currently, the market mainly tablets, capsules, dry syrup and topical ointment and other dosage forms. This article acrylic resin