Lizuvir Triad is a compound preparation, which is composed of three drugs. 1 box of Lizuvir Triad contains 4 tablets of bismuth citrate potassium, 2 tablets of clarithromycin and 2 tablets of tinidazole, this drug is mainly used for the treatment of Helicobacter pylori, and one box of the drug can be used for 1 day. Its usage is 2 tablets of bismuth citrate potassium in the morning and 2 tablets in the evening; 1 tablet of clarithromycin and 1 tablet of tinidazole in the morning and 1 tablet of tinidazole in the evening, 2 times a day. When treating H. pylori, it needs to be used for at least 7 consecutive days. Currently there is a tendency to reduce the scope of use in clinical practice because of the increased resistance of H. pylori to Rejuveno triptans.