The third day after the extraction of the swelling is more powerful should distinguish between normal physiological swelling or postoperative infection caused by swelling, if physiological, generally waiting for the healing can be; if the infection is caused by the need for drainage, anti-infection and other treatments. 1. When the trauma of tooth extraction is large, such as the removal of retained wisdom teeth, there will be a normal physiological swelling process after tooth extraction, and will generally reach a peak in the 2nd-3rd day, and then will gradually ease. Generally wait for the healing process. 2. If the swelling in the wound area continues to increase, accompanied by severe pain in the wound and bad taste in the mouth. Then there may be a post-extraction infection, mainly need to drain, if necessary, systemic application of antibiotics, such as amoxicillin and so on. Need to use the medicine under the guidance of the doctor. The third day after the extraction of the swelling is more serious, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor to give targeted treatment or treatment.