I smoked for over 20 years. The Chantix prescription was the best thing to help me quit smoking. It really takes the craving away and makes quitting so much easier. Thinking about having a cigarette was like a passing thought....it only lasted a few seconds. The only side effect that I had was some sleep problems....awake every few hours. But I did not feel tired in the morning. I had some nausea if I did not have something to eat before taking the pill. It's been 6 months and although I still crave every now and then, I haven't smoked again. It amazes me how sensitive my sense...read full review »