Definition that contains arvo
- darvon a mildly narcotic analgesic drug (trade name Darvon) related to methadone but less addictive
- propoxyphene a mildly narcotic analgesic drug (trade name Darvon) related to methadone but less addictive
- propoxyphene hydrochloride a mildly narcotic analgesic drug (trade name Darvon) related to methadone but less addictive