Furazolidone Quadruple Regimen Eradicate H. Pylori Infection

esomeprazole magnesium 20 mg bid +colloidal bismuth pectin 200mg bid + amoxicillin 1000 mg bid + furazolidone 100 mg bid, for 14 days. After stopping the medication for 30 days, check the H. pylori again. If H. pylori is negative, check again after 6 months and 12 months, the experiment stop. If H. pylori is positive, check again after 6 months. If H. pylori is still positive, high-dose dual therapy will be used to resist H. pylori again. After stopping the second medication for 30 days, check the H. pylori again. If H. pylori is negative, check again after 6 months, and the experiment stops. If H. pylori is still positive, check again after 6 months, and the experiment stops.

esomeprazole magnesium 20 mg bid +colloidal bismuth pectin 200mg bid + amoxicillin 1000 mg bid + clarithromycin 500 mg bid, for 14 days. After stopping the medication for 30 days, check the H. pylori again. If H. pylori is negative, check again after 6 months and 12 months, the experiment stop. If H. pylori is positive, check again after 6 months. If H. pylori is still positive, high-dose dual therapy will be used to resist H. pylori again. After stopping the second medication for 30 days, check the H. pylori again. If H. pylori is negative, check again after 6 months, and the experiment stops. If H. pylori is still positive, check again after 6 months, and the experiment stops.