If you drink alcohol after vaccination, no special treatment is needed if there are no symptoms of discomfort, while it is not recommended to drink alcohol again. If there are uncomfortable symptoms, you need to pay attention to the common adverse reactions after vaccination, and you should go to the hospital to be treated by the doctor according to the specific situation.1. Local performance: Pay attention to whether there is redness, swelling, exudation, hard nodes, pain and itching at the vaccination site. This is because alcohol can promote blood circulation, dilate blood vessels, increase the permeability of blood vessels and increase the adverse reactions at the local injection site. If the above symptoms appear, there is no need to be nervous, immediately stop continuing to drink alcohol and observe the change of symptoms. If the symptoms are mild and do not continue to worsen, no special treatment is needed, and pay attention to not scratching with hands to prevent secondary bacterial infection. Avoid spicy and irritating food, and it will heal itself in 2-3 days. If the above symptoms gradually worsen, you need to go to the hospital; 2. Gastrointestinal symptoms: pay attention to whether there is abdominal pain, diarrhea, nausea, vomiting and other gastrointestinal symptoms. Alcohol stimulates the mucous membrane of the gastrointestinal tract and can cause gastrointestinal dysfunction. The vaccine itself can also have similar side effects, and drinking alcohol can increase the occurrence of gastrointestinal adverse reactions. Generally, no medication is needed, pay attention to diet, and the symptoms usually subside naturally in 2-3 days; 3. Systemic symptoms: pay attention to whether there is fever, headache, dizziness, weakness and sleepiness. When the above symptoms appear, pay attention to bed rest, drink more water and ensure sleep. Generally, the body temperature shows low fever and does not need physical cooling or medication to reduce fever. Patients can mostly relieve the above symptoms on their own after 1-3 days. If there is high fever with heavy systemic symptoms, it is necessary to pay attention to couples. If the amount of alcohol consumption is high, the local immunity of the respiratory tract decreases, which can easily lead to the infection of viruses, bacteria, mycoplasma and other pathogenic microorganisms in the respiratory tract, which happens to occur in the period of vaccination. Drinking alcohol after vaccination Regardless of whether the above discomfort symptoms occur or other discomfort manifestations occur, such as allergy, you should pay attention to rest, drink more water, eat a light diet, and avoid spicy and stimulating foods, such as ginger, raw onion, chili, garlic and other stimulating condiments. Avoid seafood to prevent increasing the chances of allergy. In addition, pay attention to avoid strong tea and coffee, so as not to affect sleep, pay attention to rest and avoid staying up late.