title: Stepping into the Vioxx void. Answers to four questions after the popular pain reliever was yanked off the market.
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects / Q000627:therapeutic use*; D016861:Cyclooxygenase Inhibitors / Q000009:adverse effects; D004335:Drug and Narcotic Control; D006801:Humans; D007783:Lactones / Q000009:adverse effects; D013450:Sulfones / Q000009:adverse effects
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D016861:Cyclooxygenase Inhibitors; D007783:Lactones; D013450:Sulfones; C116926:rofecoxib