A positive carbon 14 breath test is recommended for treatment and requires a combination of four medications and dietary modifications to achieve better results. The carbon 14 breath test is usually performed by collecting breath before and after taking medication and can help determine the presence of H. pylori infection. If the carbon 14 result is positive, it indicates the presence of H. pylori infection in the body and the tendency of infection, so it is necessary to treat it as soon as possible. Treating H. pylori infection as soon as possible can prevent transmission and promote digestive health. H. pylori infection should be treated with a four-drug antimicrobial regimen. Quadruple therapy includes two antibiotics, amoxicillin and clarithromycin, as well as proton pump inhibitors (e.g., omeprazole) and bismuth (e.g., colloidal bismuth pectin). Meanwhile, during the treatment of H. pylori infection, it is necessary to pay attention to a light and healthy diet to protect the gastrointestinal tract. After the appearance of carbon 14 positive, it is recommended to immediately carry out drug treatment, you can choose the appropriate drugs to take under the guidance of the doctor.