Tooth extraction stitches 4 days or swelling and pain may be a normal post-extraction reaction, you can generally warm compresses, take anti-inflammatory drugs, painkillers, etc.. If it is accompanied by infection, it is recommended that the hospital visit, if necessary, to carry out the cleaning of the extraction socket. 1. After the extraction of the body tissue fluid leakage, swelling and pain is a normal postoperative reaction, generally 2-3 days after the extraction of the mouth swelling, and then gradually subside. So tooth extraction stitches 4 days or swelling and pain may be normal. At this time, you can generally apply hot compresses, take anti-inflammatory drugs such as amoxicillin capsules, painkillers such as ibuprofen capsules and so on. But the medication must be used under the guidance of a doctor. 2. If the tooth extraction stitches 4 days or swelling and pain is the extraction of the fossa infection, such as dry socket, then it is recommended to consult the hospital in a timely manner, if necessary, the extraction of the fossa debridement. Specifically recommended to consult a professional doctor, the use of drugs need to follow the doctor’s instructions.