In case of cold and fever, as long as the symptoms of cold and fever are not very serious, the fever can generally be reduced after 5-7 days and the symptoms of cold can gradually recover. If the cold and fever are more serious and are not treated actively, it may lead to the occurrence of lower respiratory tract infection and the fever will be more serious. Also the duration will be longer and may reach half a month. Therefore, if you have a cold and fever, you must actively treat it, and you can recover gradually within 5-7 days. In case of cold and fever, as long as the body temperature is greater than 38.5℃, it is recommended to use ibuprofen suspension or acetaminophen suspension for the treatment of fever reduction. In the case of adults, indomethacin suppositories can be added to the anus for fever reduction treatment, which is also more effective. If the temperature of the fever is not very high, you can use cold medicine for treatment, which has the effect of treating cold and also can reduce low fever. Generally, you can use Aminophenol Pseudomal dispersible tablets or Aminophenol Flavonamide granules, both of which are more effective.