Fentanyl.
D000698:Analgesia / Q000379:methods / Q000451:nursing; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D005283:Fentanyl / Q000627:therapeutic use*; D006801:Humans; D010146:Pain / Q000188:drug therapy* / Q000451:nursing
D000701:Analgesics, Opioid; D005283:Fentanyl