What does methadone mean?
Methadone is a long-acting synthetic opioid with two major medical uses: relieving moderate to severe pain and treating opioid use disorder. As a maintenance medication, it reduces withdrawal symptoms and cravings, allowing people to stabilize and engage more safely with other treatment or recovery activities. Its use is controlled because an excessive dose can suppress breathing dangerously, and combining it with alcohol, benzodiazepines, or other sedatives increases the risk of overdose. Methadone is not a cure for opioid dependence, but it can support long-term management when prescribed and monitored appropriately. The word is also associated with the history of opioid treatment, including the development of replacement therapies intended to reduce harm associated with uncontrolled opioid use. In everyday conversation, “on methadone” usually refers to receiving prescribed maintenance treatment rather than merely taking the drug for pain.
nounMethadone is a long-acting synthetic opioid used to relieve moderate to severe pain and as a maintenance treatment for opioid use disorder. It reduces withdrawal symptoms and cravings while helping people stabilize and continue other treatment or recovery.
- A synthetic opioid medicine used to relieve moderate to severe pain.
- A medication used as maintenance treatment for opioid use disorder, reducing withdrawal symptoms and cravings.
"After several years of opioid dependence, she began methadone maintenance treatment under medical supervision."
"The hospital prescribed methadone to manage the patient's severe post-operative pain."
"He attended a methadone clinic each morning for his daily dose."
The plural is grammatical but rarely used in ordinary medical writing, which usually treats “methadone” as a substance or refers to a single medication.
"The pharmacist explained how the two different methadone prescriptions should be coordinated."
Methadone has a double life: it is both a powerful painkiller and one of the most effective medicines for treating opioid use disorder.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does methadone come from?
Methadone was developed by German researchers in the late 1930s and was known in Germany as amidone before methadone became the established English generic name. The name's meth- element is associated with methyl, and related forms appear in words such as methane, methyl, and methanol, ultimately reflecting a Greek root connected with methyl alcohol. The drug's history helped establish modern approaches to treating opioid dependence with carefully supervised medication.
Related word forms
How methadone is actually used
The term is primarily medical and clinical. In discussions of opioid use disorder, “opioid use disorder” is generally preferred to older labels such as “drug addiction” or “heroin addiction.” Methadone should be used under medical supervision because it is a controlled medicine with significant risks, including respiratory depression and overdose.
Easily confused with methadone
Methadone is a prescription opioid used for pain relief and opioid use disorder treatment, whereas methamphetamine is a stimulant associated with severe effects of misuse and illicit production.