Red nose, may be caused by physiological factors, may also be caused by folliculitis, skin allergies, rosacea, etc., to clarify the cause of the disease after targeted treatment. If the nose is red, if it is caused by sun exposure, nervousness, alcohol, cold stimulation and other physiological factors, generally do not need to use drugs. 1. Folliculitis: if the bacterial infection caused by folliculitis, you can use antibiotic ointment in the local treatment, with anti-inflammatory and antibacterial effect, can promote the redness and swelling subside. 2. Skin allergies: If the nose is red due to allergic rhinitis, you should find the allergens in time and try to avoid them. At the same time, the application of anti-allergy medication, such as oral second-generation antihistamines. If the local itching, and itching is more obvious, can be used with the topical anti-itching drugs. 3. Rosacea: It is a chronic inflammatory dermatosis occurring in the middle of the face, characterized by redness of the skin, capillary dilatation, papules and pustules. It can be treated with internal plus external medication. Nose red, should consult the doctor in time, follow the doctor’s instructions for treatment, avoid self-judgment and medication.