Buy patches containing fentanyl online. One opioid medicine that's occasionally called a narcotic is fentanyl. We provide fentanyl through the following channels: Powder, Liquid, Tablets, and Patches One effective prescription pain reliever is fentanyl patches. The patches are intended to relieve mild to severe chronic pain continuously. When non-opioid medicines and immediate-release medications fail, fentanyl patches are used in their stead.