Effect of Oral Helicobacter Pylori Infection on the Efficacy of Gastroluminal Helicobacter Pylori Eradication Therapy

The aim of this study is to assess the effect of oral Helicobacter pylori infection on the efficacy of gastric Helicobacter pylori infection eradication. Patients diagnosed with gastric Helicobacter pylori infection are tested for oral Helicobacter pylori and given standard bismuth quadruple therapy, with a urea breath test, a rapid urease test, or a Helicobacter pylori stool antigen test to confirm gastric Helicobacter pylori eradication at week 6 follow-up, and an oral Helicobacter pylori test kit to confirm oral Helicobacter pylori eradication.