Allergic rhinitis patients with runny nose can be treated as follows: first, nasal spray hormone can be used for nasal spray treatment, which can directly act on the nasal mucosa, reduce the perverse reaction of the mucosa, so that the mucosal exudation will be reduced, thus reducing the situation of runny nose. Secondly, local application of antihistamine nasal spray for nasal spray treatment can reduce the exudation of nasal mucosa, thus reducing the situation of runny nose. Thirdly, oral antihistamine medications, such as loratadine, diclofenac, levocetirizine hydrochloride oral solution and other medications are commonly used to reduce the metamorphic reaction of the nasal mucosa, which can also reduce the exudation of the nasal cavity, thus reducing the backflow of nasal mucus. Fourth, it is recommended to carry out saline nasal rinsing treatment, through repeated rinsing, so that the nasal secretion rinsed clean, so as to avoid repeated secretion backflow into the pharynx. Allergic rhinitis patients with backflow of nasal mucus, mainly for the above treatment, through the above treatment to reduce the backflow, thereby reducing the allergic rhinitis induced patients with allergic pharyngolaryngitis, allergic asthma possibility.