Narcotic painkillers, also known as opioid analgesics or opioid drugs, are a class of drugs that act on the nervous system to relieve pain. Some common narcotic painkillers include morphine, codeine, oxycodone, hydrocodone, fentanyl, and hydromorphone. How Narcotic Analgesics Work
Narcotic Analgesics painkillers work by binding to opioid receptors found in the brain, spinal cord,...