In general, before the extraction of teeth will be local anesthesia of the gums, anesthesia will be some pain, everyone has a different degree of sensitivity to pain, in most cases it is a tolerable pain. After the anesthesia takes effect, the pain is not obvious during the extraction process, keep a good state of mind to help relieve tension. 1. At present, the commonly used anesthesia for tooth extraction is lidocaine block anesthesia, there may be slight pain during the injection of anesthetic, but it is a tolerable level, the anesthetic takes effect after a longer period of time, more than 2 hours, so there will not be a great deal of pain in the process of extracting teeth. 2. When the anesthetic expires, there may be pain, you can bite the wound at the hemostatic cotton, to avoid speech, to prevent continued bleeding, the wound is difficult to heal. At the same time, you can also appropriate ice analgesic, wrapped in a towel on the ice pack, applied to the face of the extraction area, pay attention to grasp the ice time. 3. Try to do a good job of oral hygiene before tooth extraction, because you can not rinse your mouth and brush your teeth within 24 hours after tooth extraction to avoid tearing the wound. After tooth extraction, pay attention to oral hygiene, diet should be light, avoid too hot, too hard and spicy stimulating food, avoid sweets. When the pain is severe, it is necessary to consult a doctor in time.