Five-month-old infants with colds, coughs and runny noses belong to acute upper respiratory tract infections, and the following points should be noted in the treatment: 1. Take measures to alleviate the uncomfortable symptoms of infants, and oral compound Folcodine oral solution can be used to alleviate the symptoms of nasal congestion, runny noses, coughing and coughing up phlegm, etc. 2. Pay attention to taking measures to clear the nasal secretions of infants, and saline nasal sprays can be used to clean the nasal cavity. 3. Pay attention to the treatment of the cause of the disease, that is, antiviral treatment. The cause of the disease, that is, antiviral treatment, can be taken orally antiviral Chinese medicine, such as oral antiviral oral solution has a certain effect. 4, the local use of antiviral spray drugs, such as interferon spray or ribavirin spray. 5, pay attention to avoid infants to enter the allergy environment, so as not to exacerbate the symptoms of colds, coughs and runny noses.