Question
The child is 8 years old and has been suffering from a persistent dry cough without phlegm for a long time, and the treatment has been ineffective. Inquiry about medications that can cure or at least effectively control the symptoms.
The child is 8 years old and has been suffering from a persistent dry cough without phlegm for a long time, and the treatment has been ineffective. Inquiry about medications that can cure or at least effectively control the symptoms.