Hi. I'm not an AA type of person, but two things I have learned from them are that, it's a slippery, progressive slope (earlier you bail out, the better) and also that 'when it's costing you more than money', it's time to back out / slow down (if that's possible).
Oh, and they say ' if you think it's a problem, it probably is' and let's face it, something has made you sign in here