Chickenpox is a very contagious disease that often affects children but can also affect adults. Linked to the varicella-zoster virus (VZV), from the herpesvirus group, this pathology returns epidemicly at the end of winter and at the beginning of spring. It is manifested by various symptoms such as a moderate fever (38 ° C) accompanied by headache, redness on the skin with rash of vesicles and mucous membranes as well as a feeling of itching (pruritus).