Brestan is an antifeedant, which is used against

Brestan is an antifeedant, which is used against Cutworms.
Antifeedants are organic compounds produced by plants to inhibit attack by insects and grazing animals. Antifeedants exhibit a wide range of activities and chemical structures as biopesticides.
Brestan (triphenyltin acetate) which is used for controlling fungal pathogens of economic crops has been found effective against the potato tuber moth larvae, larvae of Cutworm, sweet potato weevil etc.