Applicator included (1 per case) on the 2.5 liter, 5 liter (see MER21), & 20 liter only (see item MER57). Broadest spectrum of control, including biting and sucking lice. Zero meat withdrawal, Zero milk withdrawal, Weatherproof formulation, Odorless, Non-flammable. Gastrointestinal roundworms, including inhibited Ostertagia ostertagi, Lungworms, Grubs, Sucking and biting lice, Chorioptic and Sarcoptic mange mites, Horn flies.

https://www.boehringer-ingelheim.ca/en/animal-health/bovine/eprinex-pour