It is important to drink beer with cephalosporin, as it can easily lead to a disulfiram reaction. Beer and cephalosporins are used together, prone to disulfiram reaction. Disulfiram reaction refers to patients taking certain cephalosporin drugs, drinking alcohol, and the emergence of facial flushing, conjunctival congestion, blurred vision, chest tightness, rapid heartbeat, accompanied by panic, dyspnea, and accompanied by nausea, vomiting, etc., is very dangerous, and easy to lead to shock, death and other phenomena occur. Drinking beer after taking cephalosporins may result in poisoning, which may include facial fever, nausea, vomiting, sweating, dry mouth, chest pain and other symptoms. Patients who have taken a cephalosporin and drunk half a bottle of beer should drink more hot water, and if any uncomfortable symptoms occur, please consult a doctor in time to avoid delaying the condition.