Nasal septal erosion is often associated with rhinitis, septal deviation, etc. It is necessary to choose the appropriate method to actively treat the disease according to the different causes and promote the repair of erosion. 1. Allergic rhinitis: allergy causes nasal itching, sneezing, runny nose and other symptoms, especially runny nose, can stimulate the nasal mucosa, causing localized erosion. Antihistamines such as loratadine can be taken, combined with some hormonal nasal sprays such as budesonide to control local inflammation. In addition, saline nasal wash can keep the nasal cavity clean and moist. 2. Atrophic rhinitis: the nasal mucosa is dry and atrophic, and the glands under the mucosa are atrophic, causing cilia dysfunction, which can be manifested as nasal septum erosion, bleeding, dryness and other symptoms. Appropriate supplementation of trace elements and vitamins including iron, zinc and other trace elements, as well as vitamins A, B, C, E. Myrtle oil can also be used, which can dilute mucus and promote gland secretion. 3. Nasal septum deviation: Nasal septum deviation caused by the erosion of the nasal cavity need to use physiological seawater, while the external use of vitamin A, D drops to promote the healing of the erosion of the surface, deviation of the serious need for surgical treatment to correct the structural anomalies. It is recommended that patients go to a regular hospital in time to find out the cause, the above drugs should be used under the guidance of a physician.