title: Darvon and Darvon-N.
mesh_terms: D000284:Administration, Oral; D000293:Adolescent; D001241:Aspirin; D001921:Brain / Q000187:drug effects; D002986:Clinical Trials as Topic; D003072:Cognition Disorders / Q000139:chemically induced; D003365:Costs and Cost Analysis; D011431:Dextropropoxyphene / Q000008:administration & dosage / Q000009:adverse effects / Q000506:poisoning; D004305:Dose-Response Relationship, Drug; D005069:Evaluation Studies as Topic; D006801:Humans; D010919:Placebos; D019966:Substance-Related Disorders
chemical_list: D010919:Placebos; D001241:Aspirin; D011431:Dextropropoxyphene