Chickenpox is caused by varicella-zoster virus infection, with red spots and blisters on the skin accompanied by fever as the main clinical manifestations, with a certain degree of contagious disease, and can only go to school after complete scabbing off. The time is about 2-3 weeks, so the disease should be treated as soon as possible, can be given antiviral drugs, such as vasiclovir hydrochloride tablets or acyclovir. If the fever is severe, appropriate antipyretic drugs can be given. Specific diagnosis and treatment are recommended to be given under the guidance of the clinician to avoid delaying the condition.