There are more clinical causes of upper lip swelling and pain, such as allergy, periapical inflammation, glandular labyrinthitis, oral ulcers, trauma and other factors, so the treatment methods are different and require symptomatic treatment for the primary disease, including anti-allergy treatment, root canal treatment, surgical treatment, local care, oral medication, etc., as follows: 1. Anti-allergy treatment: for upper lip swelling and pain caused by allergy, there are usually obvious The triggering factors, such as local lipstick, lipstick or eating allergic food, need to stop contact with allergens in time and carry out anti-allergy treatment, such as oral loratadine; 2. If the upper lip swelling and pain is caused by periapical inflammation of incisors, root canal treatment can be carried out, and after the local inflammation is eliminated, the upper lip swelling and pain can be gradually recovered; 4, surgical treatment: If the upper lip swelling and pain is caused by glandular labyrinthitis, early treatment measures should be taken. Local care: trauma, impact, etc. can also lead to transient upper lip swelling and pain, early local ice compress can be applied to reduce tissue exudation, and after 24 hours, it can be changed to hot compress, and oral swelling and pain capsules, mai zhi ling and other drugs to promote the absorption of swelling and reduce upper lip pain symptoms.