Two-year-old baby with ulcers on the tongue may be related to mouth ulcers, which can be treated by general treatment, medication and other methods. Mouth ulcers are a kind of oral mucous membrane disease that occurs in the lower lip of the mouth and the tip of the tongue, and the typical symptoms are ulcer depression, surrounding redness, swelling and pain, which can also be accompanied by bad breath, constipation and other symptoms. At this time, attention should be paid to maintaining oral hygiene, avoid spicy and other stimulating foods, and take a semi-liquid diet to avoid aggravating the pain of the affected area. Pay attention to appropriate amount of water, eat more vegetables and fruits, ensure adequate sleep, avoid overwork. Commonly used medications include mouth ulcer powder and Guilin watermelon cream tablets, which are mainly used to control inflammation, reduce pain and accelerate the healing of ulcers. If you find that young children have mouth ulcers, you should seek medical advice and treatment under the guidance of a doctor, and should not take medication without authorization to avoid delays.