We're meant to feel pretty crappy when we withdraw - if you were to use again this time, you'll just to go through this same thing again next time.
Try and hang in there and get through this.
Sit on SR all day if you have to - post about your struggles, try our Chat room, or the arcade, or just post to other people...sometimes a kind word means a lot
I found the technique of urge surfing helped me:
http://www.soberrecovery.com/forums/...e-surfing.html
D