Drugs for peptic ulcers I.Antacids and inhibitors of gastric acid secretion 抗酸药 ll.Mucosal protective drugs 胃粘膜保护药 Ill.Drugs against H.pylori infection 抗幽门螺旋杆菌药I. Antacids and inhibitors of gastric acid secretion II. Mucosal protective drugs III. Drugs against H. pylori infection Drugs for peptic ulcers 抗酸药 胃粘膜保护药 抗幽门螺旋杆菌药