CONTRAC Meal Place Pack - Box (174 x 1.5 oz place pack) is the perfect solution to your rodent control problems. It contains Bromadiolone as its active ingredient and it effectively controls mice and rats, even those warfarin-resistant Norway rats. This bait in a special pellet formulation contains food-grade ingredients, grains, and seeds to help attract rodents more efficiently. In just one feeding, mice and rats can consume a lethal dose of CONTRAC and get completely eliminated. It is ideal to use in sensitive areas where rodents might possibly transport the bait. It can be placed where rodents frequent like gnawed opening, in or beside burrows, corners and concealed places, between floors and walls.