Sometimes all it takes is just being persistent in returning to the meditation object for these hindrances to drop away. But sometimes a hindrance (or hindrances) turns out to be quite sticky. The five hindrances are discussed in detail on the web page “Abandoning the Five Hindrances” at http://rc.leighb.com/more/Abandoning_the_Five_Hindrances.htm, and general methods for working with each of these hindrances are discussed there.
