Narcotic | Definition, Types, Effects | Britannica narcotic, drug that produces analgesia (pain relief), narcosis (state of stupor or sleep), and addiction (physical dependence on the drug) In some people narcotics also produce euphoria (a feeling of great elation) In the United States, narcotics are regulated under the Controlled Substances Act, which established a classification system with five schedules to identify drugs based on their
Opioids (narcotic analgesics) - Drugs. com Opioids (narcotic analgesics) are a class of medicines that are used to provide relief from moderate-to-severe acute or chronic pain They may also be called opiates, opioid analgesics, or narcotics Analgesic is another name for a medicine that relieves pain An opioid analgesic is an opioid that can be prescribed by a doctor to relieve pain