question: I have adhd and i drink concerta orally. I have back pain and i smoke cigarettes. The pain gets very serious after smoking. I dont drink alchohol or other substances. I take caffeine( redbull coca cola) and it helps me for very little time. What is the problem? How can i cure it or get read of pain? I had this pain month ago and now again but this time it lasted longer for 7 days already and it is more negative pain. Please help. Thank you.