An adult fever of 38.6°C is not serious, it is only a moderate fever. Moderate fever range value between 38.1 ℃ – 39 ℃, 38.6 ℃ if the adult symptoms are obvious, to use antipyretic drugs. Fever-reducing drugs are mainly used non-steroidal anti-inflammatory drugs, such as the use of ibuprofen granules, aspirin enteric soluble tablets; there can also be used Xiao Chai Hu granules to reduce fever, as well as the use of indomethacin suppositories for anal plugs; there can also be an injection compound aminobarbital. In addition, you can also use physical cooling, at home with ice or alcohol bath can also be cured, and pay attention to rest.