Oh, definitely don't drop off SR!
That's what we're here for, to lend a hand when the other stumbles. I stumbled a couple of times after I started here to quit in earnest. Both times I came crawling back here for support to get back, and it was the best thing I could have done! Instantly encouraged and welcomed back to the fold!
I'm glad it wasn't a binge. I hope you were able to see that it wasn't worth the dismal feeling of having let yourself down.
Shore up your plan for next temptation. Play the full tape through: what will happen and how will I feel if I go through with drinking?