I was problem of cough always from born ,I was get prescription of doctor histaglobulin injection weekly 3, fortnightly 3, monthly 3, six monthly 3, yearly 3 .upto long term but I get 4 injection and stop it 15 years ago ,I had not cough from that time but bad smell into my mouth means into stomach from that time ,after that I had two times teeth cleaning and used four times mouth wash but now a days from 15 years I suffering from this problem, I am brush two times and I don't eat any tobacco, stagnant on the tough always show. Now such problem spreading from each other through eat or drink frustrated, and I have yawning always. Can this problem done by such medication. Please guide me.