More than 90% of colds are viral infections, there are not many effective drugs for viral infections, except for specific influenza viruses, early oseltamivir is effective, it must be taken within 3 days of infection, and when the virus is replicated all the way through it has almost no effect. Generally can also oral broad-spectrum antiviral drugs, early take or have some effect. Now we have pediatric Baotaikang, blue scutellaria oral liquid, stomatitis Qing and other proprietary Chinese medicines are effective. If fever, below 38 ℃ can be observed, as long as the spirit is good, drink more water, rest, temporarily do not need to take antipyretic drugs, 38.5 or more should be actively reduce fever, there are physical hypothermia, medication to reduce temperature, drugs to ibuprofen, acetaminophen, nepsilon is the most commonly used; if the cough is obvious, especially accompanied by coughing up sputum, blood leukocytes are high, we should consider the use of antibiotics; if fever does not go away, poor spirit, or accompanied by consciousness If the fever does not go away, the spirit is poor, or with consciousness, or with obvious cough, diarrhea should go to the hospital for examination. Prevention should strengthen nutrition, strengthen exercise, do more outdoor activities, less go to public places, and avoid with the members of the family who have the flu is also very important!