Drinking alcohol 12 hours after taking cephalosporin, if there is no symptom, you can drink more water, temporary observation; if the disulfiram reaction, go to the hospital in time. Drinking alcohol within 1 week after taking cephalosporin is generally not recommended, otherwise it may cause disulfiram reaction, dizziness, panic, shortness of breath, increased heart rate and other symptoms, and in serious cases, patients may have difficulty breathing, cardiac arrest and other symptoms, which can jeopardize the patient’s life. The severity of the reaction is related to the dose of the medication and the amount of alcohol consumed. Drinking alcohol 12 hours after taking cephalosporin, you can drink more water, temporary observation, if the patient does not have uncomfortable symptoms, generally do not need treatment. If the patient has symptoms of disulfiram reaction, you need to go to the hospital in time, symptomatic treatment, so as not to delay the condition. Within a week of applying cephalosporin antibiotics, it is generally not recommended to drink alcohol, so as not to affect the health of the body.