Thrush is a common condition in infants and children within two years of age. Generally, the corresponding local medication can be applied to the mouth with 2% soda, and then mycobacterium powdered and mixed with cod liver oil drops, or directly applied to the wound with mycobacterium paste 3-5 times a day, and the action must be light when wiping to avoid hurting the baby and causing infection. At the same time, the baby’s bottles, nipples, spoons and bowls and other tableware should be washed with alkaline water, boiled and disinfected to keep the tableware and food clean. And do not eat milk immediately after applying the medicine or do not rush to apply the medicine to the child after eating, as this will cause nausea and vomiting in the baby. When breastfeeding the baby, the mother should wash her hands and clean her nipples, which can prevent the germs produced in breast milk.