Hi welcome to the health care magic Here your clinical history of acid reflux, drug history, allergy history has to be taken along with physical examination... Your Auscultation should be done and than x ray done for primary work up as problem since many month... If specific respiratory cause found than treated accordingly If you are having acid reflux problem as mentioned in history than omeprazole capsule can be prescribed Acid reflux can lead burning chest pain and dry cough by irritation... Take care Consult pulmonologoist for examination and further work up according to need...