The burning of the face after tooth extraction may be caused by the infection of the wound after tooth extraction, and it is recommended to seek medical attention in time, which can receive regular treatment in time. If the wound of tooth extraction is infected by bacteria and other pathogens, when its metabolites or toxins act on leukocytes, it can produce and release endogenous pyrogen, which can directly act on the hypothalamus thermoregulatory center through the blood-brain barrier to move up the thermoregulatory point, and chills, fever and other phenomena can occur, which can be manifested as a hot face. It is recommended to go to the regular hospital in time after the extraction of hot face, clear reasons, should be standardized treatment under the guidance of the doctor, so as not to delay the condition of the body to bring adverse effects.