There are two common reasons for frequent clear nasal discharge, as follows: 1, chronic rhinitis, the nasal mucosa is stimulated by inflammation, there will be clear water-like or relatively sticky secretions, and the nasal mucosa is congested and the bilateral inferior turbinates are enlarged during the examination. If the symptoms are serious, you can use vasoconstrictive drugs, such as the commonly used Dafenac, together with the use of drugs for rhinitis, such as rhinitis tablets; 2, allergic rhinitis, this rhinitis, in addition to a runny nose, there will be persistent or intermittent sneezing, then the nasal cavity need to use nasal spray hormone, such as endosulfan or Reynocort, the symptoms of serious also need to be combined with oral anti-allergy drugs In severe cases, oral anti-allergy medication is required.