Runny nose generally refers to a runny nose, runny nose should be timely consultation to identify the cause of the disease. The common diseases that cause runny nose are upper respiratory tract infection, sinusitis, allergic rhinitis, etc. Before the treatment, first of all, you should improve the relevant examination to clarify the cause of the disease, and the treatment methods mainly include medication, surgical treatment and so on. 1. If it is caused by upper respiratory tract infection, it is often clear watery nasal discharge. For patients with symptoms such as frequent sneezing and profuse runny nose, commonly used medications include allergy medications (e.g. Benadryl, etc.), antiviral medications (Ribavirin, etc.), and antibiotics (levofloxacin, penicillin, etc.). 2. If it is caused by sinusitis, it is often a large amount of purulent or mucopurulent nasal mucus, which may have a little blood in it. Nasal glucocorticosteroids such as budesonide can be used as prescribed by the doctor, and drugs such as pseudoephedrine and hydroxymetazoline can be used to relieve congestion of the nasal mucosa to alleviate the symptoms of runny nose. For those who are ineffective in drug treatment and have obvious anatomical abnormalities, they can be treated by nasal endoscopic surgery,. 3. If the runny nose is caused by allergic rhinitis, daily attention needs to be paid to avoiding allergens such as pollen, while using antihistamines such as loratadine and cetirizine. For those with hypersecretion of the nose, leukotriene receptor antagonists such as montelukast are often used for treatment. If you have the symptom of non-stop nasal discharge, you should consult a doctor in time to clarify the cause of the disease, and follow the doctor’s instructions for medication and treatment to avoid delaying the disease.