After tooth extraction, gently bite the gauze roll or cotton ball placed on the wound for about half an hour can effectively help stop bleeding, but also prevent saliva into the wound to affect wound healing. But pay attention to the strength of the bite to control, do not need too hard, or cause the gums to turn out not only affect the wound healing will also increase the chance of injury and infection.

　　Eat again when you are 2 years old

　　After the extraction of teeth must not eat immediately, wait until after 2 hours can be carried out, and it is best to be able to eat liquid food, soft food is best. Too hot food is also best not to eat, face too high a temperature to stimulate the wound caused by pain, chewing also try to avoid the side of the extracted tooth.

　　Rinse your mouth after 24 hours

　　It is best not to rinse your mouth immediately after the extraction. Wait for 24 hours before you start rinsing your mouth for a week or so. Try to keep your mouth as clean as possible in between to avoid wound infection. You should also be careful to control your own actions, do not always use your tongue to lick the extraction wound, not only affect the healing of the wound will also increase the chance of wound infection.

　　Increased pain is dry socket

　　After the extraction of teeth, if you find that the pain at the extraction place aggravates, and there is no blood clots at the extraction place, there is pus in the alveolar fossa should be considered to be suffering from dry socket, this time you need to consult a doctor to take anti-inflammatory drugs in time and so on for emergency treatment. This situation must be examined by a doctor, do not treat it as a simple pain after tooth extraction.

　　Postoperative infection

　　If you experience pain in the wound, swelling of the soft tissues of the face, inability to open your mouth, fever, etc., a few days after the extraction of a tooth, it means that there is a postoperative infection, and you should go to the hospital for a review and treatment in a timely manner. Infection after tooth extraction may bring more physical harm if it is not treated in time.