title: A new method for assessing the clinical effects of oral analgesic drugs.
mesh_terms: D000367:Age Factors; D000368:Aged; D000700:Analgesics / Q000009:adverse effects / Q000627:therapeutic use*; D001241:Aspirin / Q000009:adverse effects / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D011431:Dextropropoxyphene / Q000009:adverse effects / Q000627:therapeutic use; D005260:Female; D006801:Humans; D006851:Hydrochloric Acid / Q000627:therapeutic use; D008297:Male; D008722:Methods; D008875:Middle Aged; D009281:Naphthalenes / Q000627:therapeutic use; D010146:Pain / Q000188:drug therapy*; D010919:Placebos; D012737:Sex Factors; D013451:Sulfonic Acids / Q000627:therapeutic use
chemical_list: D000700:Analgesics; D009281:Naphthalenes; D010919:Placebos; D013451:Sulfonic Acids; D006851:Hydrochloric Acid; D001241:Aspirin; D011431:Dextropropoxyphene