Stiffness, redness, and pain on one side of the nose are considered to be nasal skin inflammation or nasal vestibular inflammation. Inflammation of the nasal skin is usually a local boil caused by bacterial infection, and in serious cases, superficial cellulitis and abscess can occur; inflammation of the nasal vestibule is usually formed by bacterial invasion of the nasal vestibule skin, both of which are caused by bacterial infection, therefore, it is recommended to go to the dermatology department or ENT department of the hospital for consultation, and general treatment, medication and surgery can usually be taken. 1. General treatment: usually try to avoid picking the nose hard or frequent nose blowing, keep the local clean to reduce local irritation. Avoid spicy and irritating food; 2, drug treatment: you can first use hydrogen peroxide for cleaning, then saline for rinsing, and finally apply antibiotic ointment locally. If the patient does not work with topical medication, you can take oral antibiotics. For those who are still ineffective or whose symptoms continue to worsen, intravenous antibiotics can be infused. If there is local exudation, topical zinc oxide ointment can be applied; 3. Surgical treatment: If a large local abscess is formed, incision and drainage can be made. It should be noted that all the above methods need to be carried out under the guidance of a doctor.