A post nasal drip usually follows having a blocked nose and is caused by mucous running backwards from the nose into the throat causing coughing in many children -and adults. Your son may have a blocked nose caused by a nasal allergy. He does not need to stop milk. Try using Salex nose drops twice a day to clear his nose. If he does not improve after 10 days please ask your paediatrician to see him.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.