<s>[INST] What is the rason for dry cough . even though I was using antibiotics past week i have still. it is suffering me a lot [/INST] better you consult doctor and follow advice you may need some tests to be done blood test to rule out eosinophillia that may be cause of dry cough irritation of throat and upper respiratory tract can give rise to dry cough warm saline gargle and steam inhalation will be helpful throat lozenges some time helps specific medicines is required as per reports get examined by physician and start treatment accordingly </s>