The cause of the swelling should be identified, and the treatment measures vary according to the cause. Common causes include trauma, contact dermatitis and kidney disease. 1. Trauma: If the swelling is caused by trauma, you can apply hot and cold compresses to the face, cold compresses can help to stop bleeding and extravasation of tissue fluids, and hot compresses can speed up blood circulation, which will reduce swelling. If necessary, you can apply ointment or physical therapy to activate blood circulation and remove blood stasis. 2. Contact dermatitis: due to allergic or irritant reactions occurring after contact with certain sensitizing or irritating substances on the face, edematous erythema, pimples, blisters, itching, tingling and other symptoms will appear. At this time, the causative factors need to be clarified and circumvented. Secondly, symptomatic treatment, such as external use of calcium-modulated phosphatase inhibitors such as pimecrolimus ointment, tacrolimus ointment, oral antihistamines such as loratadine, cetirizine and other drugs. 3. Kidney disease: such as renal insufficiency, can also lead to facial edema. It can be treated with diuretics such as bumetanide as prescribed by your doctor, and if necessary, you may need to eliminate facial swelling through hemodialysis and other means. Swelling of the face should be timely consultation, under the guidance of the doctor for targeted treatment. Medications should be used as prescribed.