A patient with a red nose is likely to have rosacea. Rosacea, is a chronic inflammatory skin disease of the face. Patients must not eat too spicy and stimulating food, and do not drink or smoke, avoid mood swings, and avoid too much mental stress. The patient can also take oral vitamin B, such as vitamin B2 or vitamin B6. there are infections found in small papules pustules can also be applied to the surface of the nose anti-anaerobic gel, such as metronidazole gel or compound tinidazole gel, clinical will have a very good effect. In life, the patient must pay attention to facial cleanliness, you can use a face wash that removes oil. Patients should not touch their noses with their hands often, and should not blow their noses hard to avoid aggravating the redness of their noses. After active treatment, the patient’s condition should improve significantly.