In life, if the patient feels very dry inside the nose, the following aspects are mainly considered: the first one, because the patient’s nasal mucous membrane secretion function has certain obstacles, such as the patient’s nose has been traumatized or the patient’s nose has been operated inside, which will cause the patient’s nasal mucous membrane secretion function to decline in a short period of time. Secondly, the humidity of the patient’s working environment and living environment may be poor, so the patient will feel very dry inside the nose. The third one is that the patient has dry rhinitis, which is often caused by the patient working in a dry environment or a hot environment. Regardless of which of the above causes, it is best to actively treat the symptoms, after which the symptoms will improve.