The cause of burning mouth syndrome is unknown, and it cannot be cured, but can only improve the symptoms, which are mainly characterized by tongue pain, burning pain in the oral mucosa, and abnormal oral sensation and dryness of the oral mucosa in some patients, which can be improved after treatment and removal of the cause. The causative factors of burning mouth syndrome are complex and related to mental and neurological factors and local stimuli. It occurs in menopausal women. The main manifestation is the burning sensation and pain in the mouth and tongue, the burning pain is mild in the morning, gradually aggravated with the passage of time, and the symptoms are the most serious in the evening. It belongs to a benign lesion, the tongue as well as the oral cavity without organic lesions, is a kind of neuropathic pain. Treatment is mainly to eliminate local stimuli, such as bacterial and fungal infections, reduce pain and burning sensation, and psychological guidance, for those with insomnia and depression symptoms, the use of antidepressant treatment, such as diazepam, etc., the prognosis of this disease is good. The prognosis of the disease is good. Please consult a doctor in time when the above symptoms occur, and comprehensive treatment can improve the symptoms.