The youngest child with a cold and cough with white phlegm symptoms of mild to general treatment, such as drinking more water, patting the back; in addition to the serious need to take oral cough medication, phlegm or oral medication difficulties can be nebulized treatment. 1. General treatment: toddlers with colds and coughs with white phlegm symptoms are relatively mild, you can let the toddler drink more water, appropriate patting the toddler’s back, can effectively improve the above symptoms. 2. medication: toddlers with colds and coughs with white sputum recommend timely blood tests in the hospital to clarify the type of infection, if it is a bacterial infection caused by the phenomenon, you need to take antibiotics for treatment, such as cefixime, amoxicillin, and other medications; if it is a viral infection, generally no special drugs, such as influenza viruses can be applied to the treatment of antiviral medications, such as oseltamivir. In addition, young children can be nebulized if they have difficulty in expectorating or taking oral medications, and all of the above medications are recommended to be taken under the guidance of a doctor and not to be used on their own.