title: Parazolidin: a new compound analgesic preparation.
mesh_terms: D000082:Acetaminophen / Q000627:therapeutic use*; D000328:Adult; D000368:Aged; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009135:Muscular Diseases / Q000188:drug therapy*; D010146:Pain / Q000188:drug therapy*; D010653:Phenylbutazone / Q000627:therapeutic use*
chemical_list: D000082:Acetaminophen; D010653:Phenylbutazone