FORBID 4F MITICIDE 5ml, SHIPS SAMEDAY FIRST CLASS MAIL! - eBay (item 170515151412 end time Oct-15-10 18:07:25 PDT)
One method is to floramite treat your vegging plants now, and again in a few weeks when they are about to flower, (but not in flower) then bleach the whole veg/flower room real well. You should win the war in one day that way.

Product above is even stronger if you're determined to have eradication after a single use.