Buzz Off Pour-On Insecticide is a ready-to-use 7.4% permethrin and 7.4% piperonyl butoxide pour-on insecticide that controls lice, flies, ticks on horses. No dilution necessary. Controls lice, flies, ticks. Use as a wipe-on, ready-to-use spray, or pour-on. Contains permethrin. Protects against a wide range of insect pests. Easy-to-use. Convenient-to-apply. Use on horses, foals, premises. Administration: Apply Pour-on. On mature horses after riding or exercise pour 8 mL to 16 mL along the back and down the face.