The following measures can be used to deal with the situation of children taking medicines by mistake. First of all, to induce vomiting, if the time of taking the medicine is very short, then induce vomiting is the preferred method, parents can use a finger or a small spoon to gently press the root of the child’s tongue, thus inducing the child to vomit, after vomiting will be ingested into the stomach of the drug spit out. If vomiting is not successful, the child should go to the hospital for gastric lavage. Secondly, diarrhea can be induced by giving the child magnesium sulfate or probiotics, both of which are helpful for the child’s excretion of the drug, while monitoring liver and kidney function.