A large nose may be caused by genetic factors, or may be caused by diseases such as rosacea, and can be improved by general treatment, medication, surgery, etc. for the cause. 1. Hereditary factors: If you have a large nose due to heredity, you can massage your nose and insist on it for a period of time, which may improve the situation of a large nose. If you have cosmetic needs, you can have surgical treatments such as rhinoplasty to reduce the size of your nose by removing the appropriate position, shape and size of the nasal tissues, so as to reduce the size of your nose and make it smaller and more delicate. 2. Rosacea: Rosacea can also lead to enlarged nose, you can take oral doxycycline, minocycline and other antibiotics under the guidance of the doctor, which can effectively relieve the inflammatory reaction of rosacea and achieve the purpose of treatment. If the enlarged nose forms a nasal bulge, surgical treatments, such as cutting and excision, can be used to improve the symptoms by directly removing the excess tissue. There are many reasons for the appearance of nasal enlargement, patients are advised to go to the hospital, clarify the cause of the disease, and standardize the treatment under the guidance of the doctor.