Talk to Pediatrician on Persistent Cough Asthmaa Type

Assalaam u son dob 06 march 2014 has persistent were giving him brittanyl half teaspoon twice a day but during last week he was doing abnormal cough like something irritated his throat or like saliva used to get stuck in tonsils not sure but he used to do cough repeatedly after every few seconds whole we gave him Steron one teaspoon twice a day for just 2 steron his frequentcy of cough decreased to some extent but still he is doing cough a consider him to be slight asthmatic child having seasonal allergies as also has significantly enlarged adenoids and tonsils for last 3 years or sleep has become much improved Alhamdu advise which medicine or set of medicines shall we give him regularly for long term during whole winter and spring pollen Allah ul is Alhamdulillah overall healthy has no and weight are not very low looks a bit skinny though...