What medicine is good for a baby with a hoarse cough sound?

Patient's question:

A week ago, the baby had a clear runny nose and took good baby medicine and anti-inflammatory drugs, which are almost better. In the past two days, it has been found that the baby has started to cough again, and the sound is a little hoarse, and there is a humming sound in the throat. A week

Doctor's answer:

Medical Analysis: Hello, it is recommended to see a doctor for auscultation and X-ray to confirm the diagnosis. If necessary, imaging tests should be performed for confirmation.
Medical Advice: You can take Wang's Preservation Pills. For mild infections, anti-inflammatory drugs can be used for treatment. If you have a cough or phlegm, you can take Fresh Bamboo Juice Oral Liquid or Children's Mahagan Granules for treatment. In severe cases, intravenous fluid therapy is recommended. It is also important to be alert to mycoplasma infection. If mycoplasma infection is suspected, intravenous erythromycin injection or oral azithromycin granules should be used.