If a child’s tongue has very obvious symptoms of granules, it is mainly considered to be caused by the following conditions: First, it is caused by the child’s internal heat constitution. If the child belongs to the body of the internal heat is heavy, there will be tongue particles, tongue texture is also very red, the child is also accompanied by dry stools and urine is very yellow and other symptoms. The child can be treated with medicines that clear heat and diarrhea, such as dandelion water. Secondly, it is caused by Kawasaki disease or scarlet fever. The tongue with granules and very red texture is called prune tongue, which can be manifested when children suffer from Kawasaki disease or scarlet fever. In this case, the child should be treated promptly with C-globulin for Kawasaki disease and penicillin for scarlet fever.