Usually after a tooth extraction the doctor will explain the precautions to be taken after the extraction, pay attention to maintaining oral hygiene and avoid irritating the wound. Also avoid strenuous exercise, take rest, avoid irritating food, avoid using straws, etc.
In addition, 2 to 4 days after extraction pay special attention to whether there is severe pain at the extraction site that cannot be relieved by general painkillers, whether there is fever, putrid taste in the mouth, swollen gums, etc. If there is an appeal highly suspicious of dry socket, please seek prompt medical attention to reduce the pain caused by the disease.