Due to the low immunity of infants, they are more prone to viral colds, which can be treated with general treatment in mild cases and medication in more severe cases.1. In mild cases, general treatment can be given by paying attention to rest, maintaining good surroundings, drinking more water and supplementing with the right amount of vitamin C. 2. In severe cases, timely medical attention is needed, and antiviral medication, such as tritonazole nucleoside, can be given under the direction of the doctor, and recombinant human interferon α2b spray can be used to inhibit viral replication. Recombinant human interferon alpha-2b spray can be used to inhibit viral replication. At the same time, active symptomatic treatment is needed, such as high temperature can be given to acetaminophen and other fever-reducing drugs, or warm water baths for physical cooling, nasal congestion can be used to use saline nasal spray to spray nasal cavity. During the treatment period, it is necessary to strengthen the daily care, pay attention to light diet, give infants more warm water to drink, if there is sweating in time to dry, if necessary, can change clothes, at the same time, pay attention to warmth, to avoid getting cold, parents should avoid taking infants to crowded, crowded places.