Swelling and pain of the tongue may be caused by external stimulation, allergy, lingual inflammation, oral ulcers and other factors. 1. External stimulation: after consuming spicy and stimulating food, it is easy to stimulate the tongue mucosa. And when the tongue mucosa is damaged, the symptoms of swelling and pain will appear. In this case, you can choose to drink more warm water, usually without special treatment can be self-healing. 2. Allergy: the tongue in contact with allergens, will cause hypersensitivity reaction, not only will lead to the symptoms of tongue swelling and pain, but also may appear skin itching, diarrhea and other symptoms, according to the doctor’s instructions to use loratadine tablets, cetirizine hydrochloride capsules and other anti-allergy drugs. 3. Tongue inflammation: Tongue inflammation refers to the tongue in the development process, due to a variety of factors in the back of the tongue special anatomical parts of the inflammation caused by the disease is generally manifested as numbness, burning pain, and pain when eating, but also may appear the symptoms of the tongue swelling and pain, according to the doctor’s instructions orally Roxithromycin capsule, amoxicillin capsules, azithromycin capsule and other anti-inflammatory drugs for treatment. 4. Oral ulcers: oral ulcers are localized ulcerative damage to the oral mucosa, which may be related to genetic factors, dietary factors, immune factors. After the disease is generally manifested as a burning sensation on the tongue, there will be symptoms of tongue swelling and pain, can be under the guidance of the doctor with ice boron powder, tin-like bulk, watermelon cream and other drugs. It is recommended that patients with swollen and painful tongues should consult a doctor in time to find out the specific cause, and use the corresponding medication according to the doctor’s instructions for treatment, do not self-medication.