Eight-month-old baby cough phlegm need to decide on the degree of the condition of the treatment, generally mild cough phlegm is mainly through daily care, if more serious will need to be treated with medication, the specific analysis is as follows: 1. Mild cough with phlegm: If belonging to the mild cough with phlegm, you can generally drink more water to help dilute the sticky phlegm in the throat, so that the phlegm in the throat is easier to be coughed up. Also need to pay attention to the daily diet, do not eat spicy greasy stimulating food, as far as possible to liquid or semi-fluid food. 2. serious symptoms: if the baby cough phlegm is more serious, you need to clarify the cause of coughing, follow the doctor’s prescription medication, such as bacterial infections caused by cephalosporin, amoxicillin and other antibiotics, phlegm is not easily coughed up at the same time can be combined with the use of aminobromine nebulization and other treatments. Eight months of the baby cough phlegm may also have other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, give targeted treatment or treatment. The medication should be in accordance with the doctor’s instructions.