Infants and children with phlegm in the throat usually cannot be coughed out easily, and the solutions are as follows: i. Give oral medications to dissolve phlegm, such as amiloride oral solution and amiloride oral solution, and make sure to feed the child regularly and drink more water to keep the respiratory tract as well as the gastrointestinal tract moist, which is conducive to the absorption of phlegm. Second, nebulized inhalation treatment can be given, such as the application of chymotrypsin and budesonide nebulized liquid and other drugs for the treatment of phlegm, which is conducive to the absorption of phlegm. Third, if the child has more and heavier phlegm, you can take the child to the hospital for nebulized inhalation followed by aspiration treatment, and if necessary, intravenous infusion can also be taken for phlegm treatment. Fourth, Chinese medicine acupuncture point compress, give Chinese medicine massage and Chinese medicine moxibustion therapy, are conducive to the absorption of phlegm auxiliary treatment.