Mark Hilton, DVM, discusses the two types of lice that live their entire life cycle on cattle. The growth of winter hair coats is a signal to cattle producers to consider lice control methods. He says injectable products that cover sucking lice need a pour-on to cover biting lice. He also cautions to be sure of dose requirements; one-dose or two-dose.
Source: BEEF, October 2018, page 34. Link. We do not know if lice are developing resistance to some of the products, relates Dr. Hilton.
Wait to treat until the start of winter, pouring from poll to tail head and following label directions. . .
INSIGHTS: Whether you carry a bag, work in retail or support producers as part of a veterinary services team, this article is a good reminder to use with social media, e-newletters and as a leave-behind.