Repeated nasal runny nose, the first thing you need to distinguish the color as well as the nature of the nasal mucus. If it is clear nasal mucus, it is considered to be an attack of acute allergic rhinitis, and the resulting clinical symptoms. Allergic rhinitis is due to the nasal inhalation of allergens after the morning sneezing, a large amount of watery nasal mucus, decreased sense of smell, memory loss and other related symptoms. On examination, pale edema of the bilateral turbinate mucosa is seen, and the pinprick test is positive. In terms of treatment, patients need to take oral anti-allergic drugs, such as kairatan and loratadine, and at the same time, use beclomethasone propionate nasal aerosol in the nasal cavity, or azelastine hydrochloride nasal aerosol topically once a day, and enter into remission in about a month. After remission, the patient needs to improve immunity and resistance through medication or food to gradually heal. If it is yellow nasal discharge, it is considered to be the symptoms caused by the attack of acute sinusitis, which is due to the inflammation of the sinus mucous membrane congestion, edema, inflammation and exudation caused by the infection, the patient will have nasal congestion, bilateral persistent yellow nasal discharge, loss of sense of smell and other related symptoms, sinus CT can be diagnosed. In terms of treatment, acute sinusitis requires symptomatic anti-inflammatory treatment, patients can take oral cefotaxime sodium, ceftriaxone sodium, cefazolin sodium and other medications, as well as sinus puncture irrigation, once a week, about half a month can be gradually cured.