title: The practical use of narcotic analgesics.
mesh_terms: D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D004341:Drug Evaluation; D004359:Drug Therapy, Combination; D004361:Drug Tolerance; D006801:Humans; D008614:Meperidine / Q000627:therapeutic use; D009020:Morphine / Q000627:therapeutic use; D009022:Morphine Derivatives / Q000627:therapeutic use; D010146:Pain / Q000188:drug therapy*
chemical_list: D000701:Analgesics, Opioid; D009022:Morphine Derivatives; D009020:Morphine; D008614:Meperidine