Propoxyphene napsylate: chemistry and experimental design.
D001702:Biopharmaceutics; D055598:Chemical Phenomena; D002621:Chemistry; D002986:Clinical Trials as Topic; D011431:Dextropropoxyphene / Q000627:therapeutic use; D006801:Humans; D009281:Naphthalenes; D010146:Pain / Q000188:drug therapy; D010919:Placebos; D013451:Sulfonic Acids
D009281:Naphthalenes; D010919:Placebos; D013451:Sulfonic Acids; D011431:Dextropropoxyphene