| 摘要 |
<p>There is provided a method for controlling an animal ectoparasite having excellent controlling effects. The method for controlling an ectoparasite of dogs comprises orally administering an ectoparasite-controlling agent comprising as an active ingredient an isoxazoline compound represented by formula (I): wherein X1 represents a halogen atom or a C1-C3 haloalkyl, X2 represents a hydrogen atom, a halogen atom or a C1-C3 haloalkyl, X3 represents a hydrogen atom or a halogen atom, Q represents, for example, Q1, A1 represents R11—C(═O)—N(R12)—N(R13)—, R11—C(═O)—N(R12)—CH2—or R11—C(═O)—N(R12)—, and R10 represents a hydrogen atom, a halogen atom or a C1-C3 alkyl group, to a dog in a period from 30 minutes immediately before the start of feeding to 120 minutes after the end of feeding.</p> |
