Hi Sir, My mother is 68yeasr old, and from very recently from 1year she got into wheesing and continious coughing, feeling chest heaviness, my mother had check x-ray and PFT which is normal, and she is been adviced to take omnacartil medicine but with this medicie she getting very week. is there any other medicine to get rid of this wheezing and couphing problem... she is also taking Asthalin nebulisation but this was giving her a temporary healing and again the cough and wheezing is back... please suggest