| Answer | Crossword Clue |
|---|---|
| methadones | METHADONE, a synthetic drug similar to morphine also METHADON |
| methadone | a synthetic drug similar to morphine also METHADON |
| naltrexone | A synthetic drug, similar to morphine, that blocks opiate receptors in the nervous system and is used chiefly in the treatment of heroin addiction |
| methadone | A synthetic analgesic drug that is similar to morphine in its effects but longer acting, used as a substitute drug in the treatment of morphine and heroin addiction |
