title: Simple analgesics in rheumatoid arthritis.
mesh_terms: D000082:Acetaminophen / Q000627:therapeutic use; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D004357:Drug Synergism; D006801:Humans; D010146:Pain / Q000188:drug therapy; D010423:Pentazocine / Q000627:therapeutic use
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D000082:Acetaminophen; D010423:Pentazocine