Toothache can be caused by physiological reasons, or may be caused by tooth damage, dental caries, dentin allergy and other pathological reasons, different causes, different treatments, physiological reasons can be lifted through dietary adjustments, pay attention to oral hygiene, etc., pathologically caused by medication, surgery, etc., under the guidance of the doctor. There is no such thing as the “fastest” method of relief. ⒈ adjust the diet: If the patient has been eating sweets, drinking carbonated beverages and other foods, it can cause toothache. It is recommended that patients have a balanced diet, eat more vegetables and fruits, eat less spicy stimulation, cold food, reduce the intake of hard food, carbonated drinks, sweets. Pecial attention to oral hygiene: patients usually use the wrong brushing method, too hard bristles, etc., may also cause toothache. It is recommended that patients choose toothpaste with anti-sensitivity function to clean the mouth, and use the correct brushing method, choose soft bristles, check for a period of time can be relieved. 3 medication: If the patient has dental caries, it can also appear the symptoms of toothache. When caries enamel demineralization does not appear defective, fluoride can be used to prevent caries, such as 75% sodium fluoride glycerin paste, 8% tin fluoride solution. If dentin allergy caused by desensitizing toothpaste can be used. ③Surgical treatment: Caries requires surgical treatment if there is tissue loss, such as silver amalgam filling, inlay restoration, and so on. If the patient has tooth damage, the tooth defect needs to be repaired by filling, and when the tooth is injured to the pulp, it needs to be treated by root canal therapy. When toothache occurs and physiologic causes can be ruled out, prompt medical attention should be sought.