There are different types of rhinitis, some types will appear from time to time the symptoms of clear nasal discharge, such as acute rhinitis, allergic rhinitis, should actively seek medical attention to clarify the cause of the disease, and then targeted treatment. Acute rhinitis: all kinds of upper respiratory tract viruses can cause this disease, the early stage is mostly itching, irritation, foreign body sensation or burning sensation in the nasal cavity and nasopharynx, and then there is a cold, headache, lack of appetite and other symptoms. Followed by increased nasal discharge, initially watery. The main treatment is to drink more water, pay attention to rest, light diet, application of antiviral drugs, such as ribavirin, and symptomatic treatment. Allergic rhinitis: It is a chronic inflammation of the nasal mucosa, mainly mediated by immunoglobulin E, with nasal itching, episodic sneezing, runny nose, and nasal congestion as the main symptoms after exposure to allergens in susceptible individuals. The treatment of allergic rhinitis mainly involves avoiding exposure to allergens, applying second-generation antihistamines, such as cetirizine and loratadine; and glucocorticoid nasal sprays, such as tretinoin nasal spray, combined with nasal rinsing therapy. If the symptoms of sporadic runny nose occur, it is recommended to consult the hospital, diagnosis is clear and follow the doctor’s prescription of medication.