A ring of dry, tight and hot outside the lips may be a symptom caused by lipitis, contact dermatitis, etc. Glucocorticosteroids, calcium-modulated phosphatase inhibitors, etc. can be used. Lips in a variety of long-term chronic stimulation can occur under the inflammation, such as dry climate, cold, lip licking, addiction to tobacco and alcohol. The main manifestations are dry, burning and painful lips, accompanied by symptoms such as flaking and cracking. When the lips come into contact with poor quality cosmetics, spicy and stimulating foods and other allergens, it can lead to acute contact dermatitis to produce tingling sensation, burning sensation, etc., accompanied by local flaking symptoms. Treatment needs to remove the stimulating factors, such as wearing a mask, correcting the habit of lip licking, avoiding tobacco and alcohol, suspending the use of cosmetics, avoiding spicy and stimulating foods, etc., and usually pay attention to the skin’s moisturizing care. Then the feasible medication, such as applying glucocorticoid ointment, such as Dinaid cream, tretinoin cream, can play an anti-inflammatory role. Calcium-modulated phosphatase inhibitors, such as cyclosporine and tacrolimus, can also be used. Specific treatment measures are recommended to go to the hospital for a clear diagnosis and then be directed by a professional doctor, who should be consulted before using the medication.