i have tried the silva ultra mind method .. this helps you to concentrate on the alpha waves of your brain so a to work on you personnal will and at the same time reprogramming your subconscious desires..
It will also help you cut on your mental habits with the cigarettes.
I got a free course at silvaultramindsystem.com/ and you will get free mp3 and newsletter.. i am actully following it but i am also taking tablets to help me in as a back up but i intend in stopping them real soon.