noun
- A medication that blocks the effects of opioids in the body, used to treat opioid addiction and alcohol use disorder.
Usage: pharmaceutical; medical
Examples
- Naltrexone is often prescribed as part of a comprehensive treatment program for opioid addiction.
- The patient was started on naltrexone to reduce cravings for alcohol.
- Naltrexone works by binding to opioid receptors in the brain and preventing the euphoric effects of opioids.
- Some people take naltrexone as a daily pill, while others receive it as a monthly injection.
- Before beginning naltrexone treatment, patients must be fully detoxified from opioids to avoid withdrawal symptoms.