幽门螺旋杆菌 (Ｈｐ)在慢性胃炎和十二指肠溃疡的致病作用已被确定 ,目前 ,治疗Ｈｐ感染的方案较多 ,但符合我国国情的根除Ｈｐ治疗方案仍在探索之中。交沙霉素、甲硝唑及果胶铋三联疗法 ,作者尚未见国内研究报道。为此 ,我们采用不同的交沙霉素剂量 ,观察这一方案对Ｈｐ感染的 The pathogenic role of Helicobacter pylori (Hp) in chronic gastritis and duodenal ulcer has been established. At present, there are many schemes to treat Hp infection, but the eradication of Hp in our country is still being explored. Josamycin, metronidazole and pectin bismuth triple therapy, the author has not yet seen the domestic research reports. To this end, we use a different dose of josamycin to observe this program for Hp infection