The improvement measures for children with cold and phlegm in the throat are as follows: 1. Drink more warm water: parents should give their children a small amount of warm water several times, which can promote the metabolism of urine, accelerate the discharge of toxins in the body, which is conducive to the recovery of cold symptoms, but also dilute the phlegm, which can be easily discharged with the coughing action and improve the symptoms of phlegm in the throat. 2. 3.Medication: You can also take anti-cold medication, such as pediatric aminophenanthrene granules, under the guidance of a doctor, together with cough and phlegm medication, such as aminosol hydrochloride syrup, to treat the symptoms of phlegm in the throat due to the cold. It is recommended to consult the pediatrician before taking the medication, and follow the doctor’s instructions on the dosage and course of treatment.