Cough without medication usually occurs in small infants and toddlers, who have great difficulty in taking medication orally. One, nebulized inhalation can be used to treat cough. Second, rectal administration of medication can be used to treat the cough. Third, if necessary, intravenous fluids can be given to treat the child’s symptoms. Nebulized inhalation is the direct administration of medication through the respiratory tract, mouth, nose and throat according to the child’s symptoms, thus achieving treatment. Rectal intravenous absorption is the oral medication, or therapeutic medication into the surface, through the rectal vein with some solution as a medium, the drug dissolved through the rectal vein absorption, so as to achieve the purpose of treatment, this method can replace the child feeding pain, but also can play the same purpose of treatment. If necessary, if the child’s symptoms are severe, intravenous infusion can be used for treatment.