A drug used to treat moderate to severe pain that does not respond to other types of pain medicine. It is also used to help people who are addicted to opioid drugs such as heroin. Methadone hydrochloride binds to opioid receptors in the central nervous system. It is a type of analgesic agent and a type of opioid.
Methadone is used to treat addiction to opioids (such as heroin) as part of an approved treatment program. Methadone belongs to a class of drugs known as opioid (narcotic) analgesics. It helps prevent withdrawal symptoms caused by stopping other opioids.
Methadone may also be used to treat severe pain. Do not use methadone to relieve pain that is mild or that will go away in a few days. Methadone is not for occasional (“as needed”) use. Methadone hydrochloride