Rotacaps is another such method. You can discuss this with the
asthma specialist. The medicines
used can be asthalin, trebutaline, steroids, ipratropium bromide, and chromolyn sodium amongst a few options available. You will have to keep the house, bed linen etc dust free. Check for molds at home—under sink, bathroom, toilets, drains, damp wall, under carpets etc. Mold spores can make asthma worse. Special masks are available in the market to take care of dust and pollens.