Bell Final Blox Rodent Bait Poison 18#- BrodifacoumBrand: Bell Laboratories Details: Extruded Bait with Brodifacoum FINAL All Weather BLOX contains the powerful active ingredient, Brodifacoum, the strongest, single feeding anticoagulant on the market today. FINAL is effective in controlling both rats and mice but works especially well to clean out persistent mouse infestations. FINAL All Weather BLOX, with its distinctive cog like shape, is made with more than 16 human food grade, inert ingredients