Infants catching cold and fever is mostly caused by respiratory infections, usually according to the temperature, in the treatment of the cause at the same time, choose physical cooling or medication to lower the temperature and other symptomatic treatment. 1. If the body temperature is below 38.5°C, physical cooling can be used in this case, such as applying a wet towel to the forehead; wiping the armpits, elbow, groin and other parts with warm water; and lowering the room temperature appropriately. 2. If the body temperature is above 38.5°C, it usually belongs to high fever, which usually needs to be treated with antipyretic drugs under the guidance of a doctor. Oral non-steroidal anti-inflammatory drugs, such as ibuprofen suspension drops can be taken. 3. In addition, it is also necessary to treat the cause of the disease. If the combination of bacterial infection, should follow the doctor to use cefixime, amoxicillin and other antibacterial drugs; if the influenza virus caused, can be applied to oseltamivir and other antiviral drugs treatment. In conclusion, infants with cold and fever should go to the hospital in time and be treated under the guidance of the doctor. All of the above medications should be used under the guidance of a doctor, avoid self-medication.