<;P>;PROBLEM TO BE SOLVED: To provide a new composition and a new product for controlling small flies, such as drosophilas, capable of exhibiting superior control effect to small flies even without requiring an insecticidal agent, and capable of giving safety feeling to users. <;P>;SOLUTION: The composition for controlling small flies includes one kind or more component selected from the group consisting of a surfactant capable of making the composition soluble or solubilizable in water or a solvent containing water, a plant essential oil, ethanol and a reduced saccharized starch, as an effective component. <;P>;COPYRIGHT: (C)2008,JPO&INPIT