A phosphorylamide derivative represented by the general formula (I): ##STR1## wherein R represents an amino group that may be substituted, or a salt thereof, possesses potent antibacterial activity against Helicobacter bacterium, especially Helicobacter pylori, and is useful for prevention or treatment of digestive diseases caused by Helicobacter bacterium, solely or in combination with an antacid or an acid secretion inhibitor.
一种
磷酰胺衍
生物,其通式表示为(I):##STR1## 其中R代表一个可能被取代的
氨基团或其盐,对幽门螺旋杆菌,特别是幽门螺旋杆菌具有强效的抗菌活性,可用于预防或治疗由幽门螺旋杆菌引起的消化系统疾病,单独使用或与抗酸剂或酸分泌
抑制剂联合使用。