PROBLEM TO BE SOLVED: To provide a pharmaceutical composition containing naproxen, in which an analgesic-antipyretic antiphlogistic effect of the naproxen is improved.SOLUTION: The present invention provides a pharmaceutical composition that contains naproxen or a pharmaceutically acceptable salt thereof, and a medical component selected from a central nervous system stimulant, a sedative, a gastric mucosa protection agent, an antispasmodic agent, a muscle relaxant and a migraine agent. The pharmaceutical composition may further contain a basic component.SELECTED DRAWING: NoneCOPYRIGHT: (C)2018,JPO&INPIT【課題】ナプロキセンを含有する医薬組成物において、ナプロキセンの有する解熱鎮痛消炎効果をより高めた医薬組成物を提供すること。【解決手段】ナプロキセン又はその薬学的に許容される塩と、中枢神経興奮薬、鎮静剤、胃粘膜保護薬、鎮痙剤、筋弛緩薬及び片頭痛薬から選ばれる医薬成分とを含有する医薬組成物並びに更にこれに塩基性成分を含有する医薬組成物。【選択図】なし