Laryngopharyngeal Reflux (LPR) is a reflux of gastric content to the laryngopharyngeal and influenced by Helicobacter pylori infection. The treatment of H. pylori infection consists of proton pump inhibitor and two kinds of antibiotics, i.e. amoxicillin and clarithromycin. The role of PPI is currently being studied. The objectives of the research were to compare the effectiveness of antibiotics…