The present invention provides: a pest control agent which has a high activity of being delivered by a pest, has little adverse side effects on other ecological systems, and can control pests effectively; and a method for controlling a pest using the pest control agent. The present invention relates to a pest control agent characterized by comprising (A) an artificial egg which mimics an egg of a pest and comprises an egg recognition pheromone coated on the surface of a granular base and (B) particles each having a pest control active ingredient contained on the surface or in the inside thereof, wherein the components (A) and (B) are present in a mixed state.