Sentence Examples


  • Synthetic compounds that resemble morphine in their chemical structure: Narcotics in this group include fentanyl (Duragesic), levorphanol (Levo-Dromoran), meperidine (Demerol), methadone, and propoxyphene (Darvon).
  • However, dextromethorphan should not be used in combination with narcotic analgesics such as meperidine or codeine, since dextromethorphan will increase the side effects of the analgesic.
  • The class includes morphine, codeine, and a number of semi-synthetics including meperidine (Demerol), propoxyphen (Darvon), and others.