The cold can also be called upper whistle infection, which occurs in the autumn and winter, is a common upper whistle infection disease, mostly caused by viruses, a small number of bacteria caused, although usually self-curing, but after the cold is to avoid drinking alcohol, drinking alcohol will make the symptoms of the cold further aggravated, the condition recurring. Drinking alcohol after a cold will aggravate the congestion and dilation of the nasal mucous membrane, increase nasal secretions, increase runny nose and nasal congestion, etc. Drinking a lot of alcohol will cause headache, nausea, vomiting, etc., which will increase the load on the body and lead to a longer treatment period and new diseases. The immunity and resistance of the body are reduced after a cold, and drinking alcohol will also reduce the functions of the body, which is not conducive to the recovery of the body. Some antibiotics, such as cephalosporin antibiotics, can react with alcohol in a double-sulfur-like manner, resulting in palpitations, chest tightness, difficulty in breathing and other symptoms, which can be life-threatening in severe cases. Drinking alcohol can promote blood circulation while speeding up the metabolism of pathogens, but its side effects are even greater, causing faster blood flow to the heart, liver and other organs, as well as causing a decrease in immune function, which can easily lead to the occurrence of sepsis and bacteremia. Drinking alcohol after a cold can do no good, not helping the body to recover, but further aggravating the disease. It is important to actively take oral medication after a cold and avoid drinking alcohol to avoid adverse consequences.