A method of controlling pest with a pesticidal composition comprising synergistically effective amounts of at least one anthranilamide compound represented by the formula (I) or its salt and other pesticide: wherein each of R1a and R1b which are independent of each other, is halogen; each of R2 and R3 is halogen, alkyl, haloalkyl, alkoxy, haloalkoxy or cyano; A is alkyl substituted by Y; Y is C3-4 cycloalkyl which may be substituted by at least one substituent selected from the group consisting of halogen, alkyl and haloalkyl; n is 0 or 1; and q is an integer of from 0 to 4; provided that R1a and R1b are not simultaneously chlorine nor bromine.