The following foods or medications should not be taken while children are receiving the chickenpox vaccine. The first is not to give children too spicy, greasy food to prevent digestive dysfunction, causing children to accumulate food, which can manifest as anorexia, nausea, bad breath and other symptoms. The second thing is not to give children to eat heat detoxifying Chinese medicine, because heat detoxifying Chinese medicine, is a certain degree of antiviral effect, such as Qing Kai Ling granules, Blue Scutellaria oral liquid, Yin Huang granules, etc.. If children take these drugs when they get chickenpox vaccine, it will often reduce the preventive effect of chickenpox vaccine, so children must be careful not to eat the above foods as well as drugs when they get chickenpox vaccine.