单词	propoxyphene
释义	propoxyphene noun pro·​poxy·​phene prō-ˈpäk-sə-ˌfēn  : a narcotic analgesic C22H29NO2 structurally related to methadone but less addicting that is administered especially in the form of its salts (such as the hydrochloride) and has been largely withdrawn from use because of its link to serious heart disorders Word History Etymology prop- + oxy + -phene (alteration of phenyl) First Known Use 1955, in the meaning defined above Medical Definition propoxyphene noun pro·​poxy·​phene prō-ˈpäk-sə-ˌfēn  : a narcotic analgesic structurally related to methadone but less addicting that is administered in the form of its hydrochloride C22H29NO2·HCl or hydrated napsylate C22H29NO2·C10H8SO3·H2O and has been largely withdrawn from use because of its link to serious heart disorders called also dextropropoxyphene see darvocet-n, darvon
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