Do not drink alcohol for at least 1 week after stopping medication for H. pylori. The medicines used to treat H. pylori contain antibiotics, especially cephalosporins. If alcohol is consumed, it may cause a disulfiram-like reaction. When disulfiram-like reaction occurs, patients may have symptoms such as facial flushing, conjunctival congestion, panic, headache, shortness of breath, dyspnea, rapid heart rate, etc. In severe cases, they may go into shock or even die. Patients should not drink alcohol until at least 1 week after stopping cephalosporin antibiotics. After treatment of H. pylori is discontinued, it should be reviewed one month later. Drinking alcohol during this period may irritate the gastric mucosa, causing H. pylori infection to recur and worsening the condition, and one should try to drink alcohol after complete cure according to the situation. In daily life, pay attention to maintain a reasonable diet. Advocate the use of chopsticks during meals, and pay attention to dietary hygiene. If there is a disulfiram-like reaction to alcohol consumption after stopping the medication, you should seek medical attention immediately to avoid serious consequences, and the medication should be taken as prescribed by the doctor.