Theresa,
I was diagnosed with stage 3b lung cancer in July 2005. Went through chemo with Tarceva. no side effects. Still on Tarceva and no cancer. I suggest you read Fighting Cancer you can read it or get a free copy at this web site.
http://www.blochcancer.org/fighting/fightcan.html
You have to believe you can be cured.
Ernie