Helicobacter pylori medication need to pay attention to the time of drug taking, treatment cycle, review time, dietary contraindications, etc., as follows. 1. Dosing time: the eradication of Helicobacter pylori treatment requires triple or quadruple drug combination therapy, and the dosing time of each drug is not the same. Such as acid-suppressing agents, gastric mucous membrane protection agent is recommended to be taken on an empty stomach, antibiotic drugs are recommended to be taken after meals, to minimize gastrointestinal mucous membrane stimulation. 2. Treatment cycle: generally in compliance with the doctor’s orders under the dosage requirements, the eradication of Helicobacter pylori treatment requires 2 weeks, insufficient dosage or cycle, will affect the therapeutic effect. Therefore, it is recommended not to stop or adjust the medication at will. 3. Review time: after the eradication of Helicobacter pylori full course of treatment needs to be reviewed to assess the bactericidal effect, it is recommended to stop the drug for 1 month to review the carbon breath test or gastroscopy to review the Helicobacter pylori. 4. Dietary contraindications: During the period of taking H. pylori eradication drugs, it is recommended not to eat spicy stimulation, greasy food, cold food, etc., and advocate meal portioning in order to reduce the chance of H. pylori infection. At the same time taking antibiotics prohibit drinking alcohol. After being infected with H. pylori, it is recommended to standardize the use of medication under the guidance of a doctor and to have regular checkups in order to avoid adverse effects.