Runny nose and tears from a cold, a symptom of a cold, is caused by a viral cold, which is the result of catching a cold. When the virus invades the nose and pharynx, the mucous membrane becomes swollen and congested, and after swelling, a large amount of secretion is produced, forming nasal mucus and phlegm. When the nasolacrimal duct is invaded, the waterproof function will be poorly circulated, leading to the occurrence of tears. So only when the cold is cured, the symptoms of tearing eyes disappear. For antiviral treatment, you can take Ribavirin granules or Chinese medicine of Banlangen Punch, Da Qing Ye tablets, or you can take quick-acting cold and flu capsules, western medicine of cold and flu. For antibacterial treatment, you can use penicillin, such as amoxicillin and cephalosporin antibiotics are available. The medication cycle is about 1 week. If there is a fever, more than 37 degrees is considered a low fever. Medication should only be taken when it reaches 38.5 degrees. If it does not exceed 38.5 degrees, physical cooling methods can be used to lower the temperature.