Wisdom teeth are a very common oral problem, from the point of view of modern medicine, due to the human food is increasingly fine, and the use of teeth wear and tear is decreasing and chewing stimulation is reduced, wisdom teeth is the inevitable degeneration of human evolution. Once wisdom teeth appear, it is necessary to remove them in time to avoid their harm to the oral cavity. Wisdom teeth removal is generally categorized into two situations, one is therapeutic removal and the other is prophylactic removal. Wisdom tooth removal pain is unavoidable, especially after the anesthetic is applied on the same day of wisdom tooth removal, and it usually goes away in a day or so. Some people, who are sensitive to pain, will experience pain for a while after extraction, usually for 2-3 days, the pain will disappear. After the extraction of teeth will not appear too long after the pain symptoms, otherwise it is mostly caused by the trauma is relatively large. If you have wisdom teeth, you may be worried about what to do if you have severe pain after wisdom teeth extraction. How to go through the pain? What can be done to minimize the pain? The following work is needed to do a good job. First, pay attention to do a good job of hemostasis, after extraction need to bite the cotton ball 30-40 minutes before spitting, biting the gauze, if there is saliva, please swallow normally; generally there is no blood disease patients, in the quiet state of biting the gauze ball half an hour can be stopped; second, do not take a hot bath on the day of extraction, to avoid leading to the destruction of the blood clot caused by bleeding; third, the day of the extraction of food should not be overheated, to avoid eating too hard, spicy and other stimulating Food should not be too hot on the day of extraction, avoid eating hard, spicy and other stimulating food, and avoid chewing with the side of the extracted tooth, do not lick the wound frequently, and do not repeatedly sucking, spitting; Fourth, do not brush your teeth or rinse your mouth on the day of the extraction; Fifth, take antimicrobial medication on time, after the extraction of the tooth may be inflammation, you can take antimicrobial medication such as cephalosporins, which can destroy the aerobic bacteria, but also inhibit the anaerobic bacteria.