The entire course of the disease is about two weeks, or 15 days, when chickenpox occurs. The fever usually appears, the temperature 3-5 days can be back down, chickenpox is caused by chickenpox virus infection, during the chickenpox, must use antiviral drugs for treatment, more commonly used are four seasons antiviral combination or antiviral particles, ribavirin particles, the effect is good. For the case of fever, as long as the temperature during the fever exceeds 38.5 ℃, you need to use anti-fever drugs for treatment, if it is children, it is recommended to take oral ibuprofen suspension or acetaminophen suspension. In the case of adults, indomethacin suppositories or fever suppositories can be inserted into the anus to reduce fever. During the fever, try not to use warm water baths to reduce fever, because for chickenpox easily cause some rupture, it is likely to cause new infections.