Week back I had asthma attack medicine means out after 3 to 4 hrs I was on airtec fb rc 400 101 levolin rc 1111 defzocort 30 for 3 days defzocort 12 for 3 days defzocort 6 for 3 days deriphyllin od 300 I feel comfortable for 3to 4 hrs then I need to taken levolin, mucus is secretions is thick white, heavier at back side, sometimes I get panic when breathlessness ,more than week over weight gained due to taking steroids how to improve lung function capacity, mouth dryness, how to reduce weight, what are lung exercises to be done, how to handle asthma attacks while travelling in public transport.