Dry cough 8 month old ... Chest xray normal True naat normal Then i take clavam 625 and levocit 5mg for 10 days .. Then ENT doctor gives me Montair 10 mg OD×10 days Ebastine 20mg OD× 10days Then Little ticking on my throat Foracort 200 breath synchronise twice for  15 days With steam inhale.. Then cough gone.. then after some daying ticking in throat and cough.. Then i start steam inhale its helps me.. When i stayed at home no cough.. When i go to office by train ticking start in throat.. when i run or work cough starts..help me doc