Respected doctors, My father is 53 year old height 5.4 weight 55 vegetarian non alcoholic and non smoker He is an labourer and do tiling, marble and kitchen work He usually tell me that he have cough problem He is taking some ayurvedic tablet too like rasayan tablet and other but not benefited properly 1) Can you tell me what should I do? Do some x ray or sonography of chest 2) can you please recommend any other medicine ayurvedic, homeopathic or any?