Redness, swelling and pain in the inner wall of the nose may be caused by acute nasal vestibulitis, nasal boils, etc. Conservative and surgical treatments should be chosen according to the cause and condition. 1. Acute nasal vestibulitis: the inflammation is obvious in the lateral part of the nasal vestibule, which may be unilateral or bilateral. It is characterized by pain in the nasal vestibule, redness and swelling of the local skin, tenderness, erosion or cracking of the skin in severe cases, with thin scabs on the surface, and in severe cases, it can be extended to the skin of the upper lip. According to the cause of different treatment methods are different. (1) Treatment of primary diseases, such as nasal cavity, sinus lesions. Avoid the stimulation of harmful substances and abandon bad habits such as nose picking. (2) Wet compresses with warm saline can be used, together with topical antibiotic ointment. Physical therapy is also available. (3) Nasal diseases (e.g. rhinitis, sinusitis, allergic rhinitis) can be eliminated on their own after treatment to eliminate the symptoms of runny nose or the patient gives up the habit of picking the nose. 2. Nasal boils: they are mostly caused by nose picking, pulling out nose hairs or traumatic injury to the nasal vestibule or external nasal skin appendages, and are secondary to bacterial infections, with Staphylococcus aureus as the main causative organism, and can also be secondary to nasal vestibulitis. (1) For immature boils, the skin can be cleaned and various antibiotic ointments can be applied, together with physiotherapy. (2) If the boil is mature, the doctor should remove the pus plug and drain the pus, and strictly prohibit squeezing. (3) After the boil has burst, local cleaning and disinfection should be done to promote drainage; antibiotic ointment should be applied to the rupture to protect the wound from scabbing and to achieve the purpose of anti-inflammation and promote healing. It is recommended that patients with redness, swelling and pain on the inner wall of the nose should go to the hospital for consultation, so as to clarify the specific cause of the disease and to be guided by a specialist in the use of specific medication and standardized treatment.