title: 100 years of pyrazolone drugs.
mesh_terms: D000700:Analgesics / Q000266:history*; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000266:history; D000983:Antipyrine / Q000138:chemical synthesis / Q000266:history; D004345:Drug Industry / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D011720:Pyrazoles / Q000266:history*; D047069:Pyrazolones
chemical_list: D000700:Analgesics; D000894:Anti-Inflammatory Agents, Non-Steroidal; D011720:Pyrazoles; D047069:Pyrazolones; C038362:pyrazolone; D000983:Antipyrine