Good evening friend please check yourself for three major issues one is allergy and the second one is Tuberculosis also we have to rule out gastric reflex leading to persistent cough in your case I think you should meet us whenever you are free and get yourself completely evaluated it is only something among the above 3 problems which has been missed
Next Steps
maintain healthy diet how fruits and vegetables avoid oil spicy and oily food have plenty of water do any physical exercise lasting for 45 minutes in a day and also concentrate on maintaining your ideal weight