The extraction of pus can be considered a local infection, generally through the drug anti-infection, with diet, life care. 1. medication: extraction of pus from the blocked teeth need to actively anti-infective treatment, the affected area of the pus drainage and rinsing, local use of iodine glycerin and other drugs, but also with oral amoxicillin, metronidazole tablets and other anti-inflammatory drugs. Specific medication and operation should be guided by the doctor. 2. Diet: When extracting pus from an obstructed tooth, try to choose light fluid, semi-fluid food, do not eat spicy, stimulating, deep-fried food, do not drink alcohol, and try to minimize chewing with the affected area. 3. Life care: After extracting pus from a blocked tooth, you should clean the affected area regularly to protect the wound and avoid the affected area when brushing your teeth. You should go to bed early and get up early every day to maintain a good routine. The extraction of pus should go to the regular hospital stomatology department, by the dentist to deal with.