PROBLEM TO BE SOLVED: To provide a pest control composition having excellent control effect on pests.SOLUTION: The pest control composition comprises an isoxazoline compound represented by formula (I) or formula (II), and imiprothrin. There is also provided a pest control method including the application of an effective dose of the pest control composition.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】有害生物に対して優れた防除効力を有する有害生物防除用組成物を提供すること。【解決手段】式(I)又は式(II)で示されるイソキサゾリン化合物と、イミプロトリンとを含有する有害生物防除用組成物、及び、該有害生物防除用組成物の有効量を施用する有害生物の防除方法。【選択図】なし