The search for a nonaddicting analgesic: has it been worth it? The twenty-third Oscar B. Hunter Memorial Award in Therapeutics lecture.
D000700:Analgesics / Q000138:chemical synthesis / Q000266:history*; D000701:Analgesics, Opioid; D000818:Animals; D002626:Chemistry, Pharmaceutical; D004353:Drug Evaluation, Preclinical; D004745:Enkephalins / Q000494:pharmacology; D049673:History, 20th Century; D006801:Humans; D009292:Narcotic Antagonists / Q000494:pharmacology / Q000627:therapeutic use; D014481:United States
D000700:Analgesics; D000701:Analgesics, Opioid; D004745:Enkephalins; D009292:Narcotic Antagonists