title: Comparative effectiveness of 5 analgesics in patients with rheumatoid arthritis and osteoarthritis.
mesh_terms: D000082:Acetaminophen / Q000627:therapeutic use; D000328:Adult; D000368:Aged; D000700:Analgesics / Q000627:therapeutic use*; D000893:Anti-Inflammatory Agents / Q000627:therapeutic use; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D001241:Aspirin / Q000627:therapeutic use; D011431:Dextropropoxyphene / Q000627:therapeutic use; D004311:Double-Blind Method; D004338:Drug Combinations; D006801:Humans; D008875:Middle Aged; D010003:Osteoarthritis / Q000188:drug therapy*
chemical_list: D000700:Analgesics; D000893:Anti-Inflammatory Agents; D000894:Anti-Inflammatory Agents, Non-Steroidal; D004338:Drug Combinations; D000082:Acetaminophen; D001241:Aspirin; D011431:Dextropropoxyphene