200 micrograms of aqueous beclomethasone diproprionate nasal spray , twice daily , from 1 week before until 1 week after the ragweed-pollen season ( regular ) or 100 micrograms of the spray , taken as required , up to 400 micrograms daily ; troublesome nasal symptoms were treated , in both groups , by increasing the daily dose to 800 micrograms until symptoms were controlled .
