HP and Peptic ulcer: A total of 116 patients with Hp-infected peptic ulcer treated at Cangzhou People’s Hospital from January 2023 to December 2024 were selected as study subjects and randomly divided into an observation group(n=58) treated with antibacterial drugs in addition to the treatment for the control group and a control group(n=58) received proton pump inhibitors and bismuth using the computer-based lottery method.