Question

Today, a three-month-old baby developed pneumonia due to a respiratory infection, and after eight days of intravenous treatment, there is still a lot of phlegm.

Answer

Based on your description, the three-month-old baby has pneumonia after being treated with intravenous medication for eight days, but there is still a lot of phlegm. It is recommended that you take the child to a children’s hospital for treatment and consult with a regular medical institution. The above suggestions are for the question “How long should a three-month-old baby’s pneumonia caused by respiratory infection be treated for eight days?” I hope this helps you, and wish you health!