Thrush is a Candida albicans infection. It is easy to recur. It is recommended that the mouth be coated with soda first, then with mycobacterium paste, 3 times a day, do not drink and eat milk for half an hour after application, and after the thrush disappears, continue to apply for 3 to 5 days. At the same time, add intestinal probiotics such as Pepcid, Mamma’s Aid, etc. Meanwhile, adults who take care of the baby must wash their hands regularly and pay attention to hygiene. Disinfect the baby’s utensils regularly.