Will Ivermectin Kill Lice On Cows
There are two types of lice: biting and sucking lice. The only importance in knowing this fact is that ivermectin, Dectomax®, and Cydectin® injectable are only effective against sucking lice. Lice spend their entire life cycle on cattle..
Oct 15, 2018Sucking lice can cause irritation, but also penetrate the skin and feed on blood. In severe cases the anaemia can cause weakness and even death. Lice are probably the primary cause of light spot.
Dec 15, 2018For lice control, it is generally best to clip the backs of cattle if using a pour-on product. In addition, mange mites can be controlled in the same way, but some injectable products can also be used to control these parasites..
Feb 24, 2013Lice populations build as the animals grow winter hair and reach a peak in winter, dramatically multiplying when weather turns cold. The long winter hair gives lice added protection and an ideal environment for reproduction. PHOTOS. TOP: Doug Colwell and one of his students checking a cow for lice. Photo courtesy of Doug Colwell.