...because I chew a LOT of it. I've been chewing it nonstop for almost 10 years. I even sleep with it, and sometimes I wake up just to pop a fresh piece in my maw. So I'm taking the Wellbutrin and I get the nic fits something awful. But the Wellbutrin makes me sick with the thought of the gum. It's a conflict. Anybody take Zyban or Wellbutrin to get off cigs and go through this?