Usually after taking antipyretic drugs need to cover the quilt, antipyretic drugs are divided into several categories: first, non-steroidal anti-inflammatory drugs, such as compound aminobarbital, indomethacin, para-aminosalicylic acid, such drugs as Advil, Enrico, ibuprofen, aspirin, after taking the drug need to cover the quilt sweat, with sweat discharge will make the body temperature slightly lower, so the above-mentioned non-steroidal anti-inflammatory drugs need to cover the quilt after eating. The second, antipyretic drugs such as Chinese fever medicine Chai Hu granules, vitamin C silver warp tablets, Pan Lan Gen, Shuang Huang Lian or Huo Xiang Zheng Qi liquid, the above antipyretic drugs are usually the treatment of wind-heat infection, wind-cold infection and summer damp infection, after eating usually do not need to cover the quilt, but should drink more water to play the effect of reducing fever. Thirdly, western medicines such as antiviral drugs ribavirin, ganciclovir, levofloxacin, azithromycin, etc. can be used to keep warm lightly.