The baby has a lot of red dots on the body after the fever, to analyze the cause, according to the cause of treatment, part of the child is related to the fever infection itself, such as viral, bacterial infections can appear papules, small red dots, treatment is mainly active treatment of the original disease at the same time symptomatic treatment, you can use local furnace glycerin lotion topical, serious can be oral anti-allergy drugs, such as cetirizine hydrochloride or loratadine etc. There are also some babies with small red dots after fever, because of oral medication caused by drug allergic reactions, the main treatment is to immediately stop the suspected drugs, while taking oral anti-allergy drugs, locally available Denide cream topical application. There are also some babies with red dots after fever that are related to the child’s diet, because after fever, the digestive function is reduced and sensitivity is increased, even if the food is not usually allergic, after eating it, there may be an allergic reaction, causing the appearance of small red dots. In addition to anti-allergy treatment, you should also pay attention to the diet to avoid foods that you may be allergic to.