Below is a link to a great thread that talks about lots of different programs and how many have used them. Some people use more than one too. And it's very common to feel confused, you are going through a major change in your life. I also gave up nicotine about 5 years ago and while it was very hard initially, it was a lot easier than getting sober for me too.
http://www.soberrecovery.com/forums/...at-we-did.html