How does 3 months child snuffle cough to do again

3 months of children with nasal congestion and cough is best to do nasal endoscopy and respiratory tract examination, if it is caused by upper respiratory tract infection, need to be treated with children's paracetamol and amantadine granules and other anti-cold drugs under the guidance of a doctor. Nasal congestion can also be treated with ephedrine, cough is more serious patients, you need to follow the doctor's advice with cough syrup treatment.