Patients with white stuff on the tongue may be caused by attached food debris, thrush, oral ulcers and other factors, which can be relieved by general treatment, medication, physiotherapy and other ways. 1. Attachment of food debris: patients should pay attention to oral hygiene, brush their teeth on time, rinse their mouths in time after eating, use tongue scraping tablets to gently scrape the surface of the tongue, pay attention to a light diet, avoid eating greasy, spicy and stimulating foods. 2. Thrush: for patients with mild conditions can use 2% sodium bicarbonate solution to clean the oral cavity, or local application of mycobacterial mycoplasma cod liver oil suspension solution for treatment, patients with serious conditions can be prescribed to take itraconazole, fluconazole, and other antifungal drugs for treatment. 3. oral ulcers: oral ulcers patients should maintain oral hygiene, can be prescribed to use local topical drugs, such as compound chlorhexidine solution, cidadex iodine tablets, ice boron powder, rehabilitation of new liquid for local treatment; or prescribed to take antibiotics, such as amoxicillin, cefixime, etc.; vitamin drugs, such as vitamin B1, vitamin B2, etc.. Patients can also irradiate the ulcers with laser, visible light or microwave therapeutic instrument to relieve the condition. It is recommended that patients strictly follow the doctor’s instructions for medication, timely medical attention to clarify the cause of the disease, actively cooperate with the doctor’s treatment, pay attention to the protection of oral mucosa in life, avoid eating sharp, hard, hot food, so as not to aggravate the condition.