Tongue sores take medicine to recover faster, or adjust the diet structure, and should develop good oral hygiene habits. 1. Drugs: tongue sores, also known as mouth ulcers, are white ulcerated surfaces with a regular shape, you can take vitamin C, vitamin B12 and other medications, or take the way of local administration, such as watermelon cream tablets, watermelon cream spray and so on. 2. Food: you can choose vitamin-rich foods, such as bananas, oranges, watermelon, etc. Avoid spicy and irritating foods, so as not to aggravate the pain. 3. Oral hygiene: pay attention to oral hygiene, you can take warm salt water gargling or rehabilitation of new liquid. It is recommended to develop good dietary habits, the use of drugs need to follow the doctor’s instructions, to avoid blindly taking drugs.