title: Pain medications. What you should know.
mesh_terms: D000082:Acetaminophen / Q000009:adverse effects; D000700:Analgesics / Q000009:adverse effects*; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects; D052246:Cyclooxygenase 2 Inhibitors / Q000009:adverse effects; D006801:Humans; D010146:Pain / Q000188:drug therapy; D013276:Stomach Ulcer / Q000139:chemically induced / Q000517:prevention & control
chemical_list: D000700:Analgesics; D000894:Anti-Inflammatory Agents, Non-Steroidal; D052246:Cyclooxygenase 2 Inhibitors; D000082:Acetaminophen