Viral colds and allergies, all of which can lead to runny nose and tears, can be treated with oral antiviral medications, anti-allergy medications, nasal sprays, and so on. 1. Viral colds: upper respiratory tract infections caused by viral infections, resulting in clear nose and running eyes, nasal congestion, fever and other symptoms. It is recommended to drink plenty of water, eat a light diet, and take aminoglutethimide capsule, compound aminophenol alkylamine tablets, oseltamivir, four seasons antiviral and other medicines to relieve the symptoms of nasal congestion, runny nose and tearing eyes. 2. Allergy: Allergy can cause runny nose and tears, often accompanied by obvious itchy eyes, itchy nose, sneezing, nasal congestion, you can take second-generation antihistamines, such as loratadine and other drugs to fight allergies, combined with anti-allergy eye drops such as olopatadine, azelastine, etc., and hormonal nasal sprays such as budesonide, to reduce the inflammation in the nasal cavity, and improve the symptoms of runny nose and tears. It is recommended that patients consult a doctor in a timely manner, standardized treatment under the guidance of a doctor, all of the above drugs should be used as prescribed by a doctor.