Probiotics cannot cure H. pylori, but can improve the intestinal flora disorder caused by H. pylori infection. 1. Helicobacter pylori is a kind of gram-negative bacterium parasitized in human gastric mucous membrane tissue, once infected with this bacterium, it may cause peptic ulcer, chronic gastritis and other digestive diseases. Clinics often recommend the use of “quadruple therapy” to eliminate Helicobacter pylori, which includes proton pump inhibitor + bismuth + 2 antibiotics, commonly used antibiotics such as amoxicillin, clarithromycin, tetracycline, metronidazole, etc., bismuth can be used as bismuth pectin, and proton pump inhibitor can be used as lansoprazole, omeprazole and so on. 2. The main component of probiotics is beneficial active microorganisms, this drug can regulate intestinal flora and promote intestinal health. Some studies believe that probiotics can inhibit the growth of Helicobacter pylori, which can play a supplementary therapeutic role. The specific use of medication should follow the instructions of the doctor.