999 cold and flu granules are mainly used for adults, children should not drink as much as possible. For pediatric cold, you can take pediatric cold and flu syrup, sunflower pediatric cold and flu granules or pediatric aminophenol xanthamine granules, if accompanied by coughing, coughing phlegm, you can appropriately apply Chuanbei loquat extract, pediatric cough and wheezing granules, pediatric cough syrup, etc.. In addition, pay attention to keeping your child warm, feed him/her more water, eat more vegetables and fruits to replenish dietary fiber, eat more soft and easily digestible food, and avoid going out and going to crowded places as much as possible. If the symptoms are still heavy after a week, it is recommended to go to the respiratory medicine department or pediatric medicine department for detailed examination and active treatment.