title: New narcotic agonists and antagonists in anaesthesia.
mesh_terms: D000759:Adjuvants, Anesthesia; D015760:Alfentanil; D000701:Analgesics, Opioid / Q000008:administration & dosage*; D000768:Anesthesia, General; D005283:Fentanyl / Q000031:analogs & derivatives; D006801:Humans; D009270:Naloxone / Q000008:administration & dosage; D009292:Narcotic Antagonists / Q000008:administration & dosage*; D010149:Postoperative Pain / Q000188:drug therapy; D011229:Preanesthetic Medication; D017409:Sufentanil
chemical_list: D000759:Adjuvants, Anesthesia; D000701:Analgesics, Opioid; D009292:Narcotic Antagonists; D015760:Alfentanil; D009270:Naloxone; D017409:Sufentanil; D005283:Fentanyl