Clinical high fever is very common, due to bacterial or viral infections, people have long been familiar with the tricks to deal with fever, anti-infection, anti-virus, physical cooling, etc., but encountered a high fever after the rash situation but do not know what to do, have parenting experience will be thought of “toddler rash”, in addition to measles, chicken pox and so on. We should take the following measures when we encounter a rash after a high fever: 1. Determine the cause of the disease: first of all, we should determine the cause of the disease, and it is best to be diagnosed by a professional doctor. If it is viral infection caused by toddler rash, chickenpox, measles, etc. do not have to worry, has a certain self-limiting, without special treatment, but pay attention to such as chickenpox, measles, etc. has a certain degree of contagiousness, to help prevent contagion. If the rash is caused by bacterial infection, symptomatic treatment should be carried out according to the situation. 2, general care: to maintain a suitable room temperature, body temperature, clothing and coverings should be appropriate, clothing should be loose, cotton to maintain a suitable temperature, the diet should be light and avoid spicy stimulation, drink more water to promote excretion. 3, skin care: keep the skin clean and hygienic, try not to scratch, so as not to secondary infection, such as skin discomfort, itching, etc. can seek medical help to apply antipruritic ointment to promote comfort. You can also use warm water to wipe to promote comfort. 4, medication: for the cause and symptoms of whether to use the best professional dermatologist to decide. According to the different sources of infection and the nature of the rash, their own symptoms and responses to the application of appropriate drugs to promote the patient’s comfort and the subsidence of the rash. The appearance of high fever rash after the situation, we should pay attention to, timely medical treatment, according to the cause of the disease, symptomatic measures, at the same time pay attention to the protection of the skin, so as to avoid secondary skin infections.