FENTANYL (FEN ta nil) is a pain reliever. It is used for the treatment of breakthrough pain in cancer, the long-acting pain medicine does not control brings. You do not use this medicine for the pain to disappear within a few days, such as pain during surgery, doctor or dentist visit. The medicine is used only by people who are taking at least a week since an Opioid or narcotic pain relievers.

This medicine may be used for other purposes; If you have any questions, ask your doctor or pharmacist.