Cydectin Pour-On (moxidectin) for beef and dairy cattle is a parasiticide that helps control 13 species of worms, including brown stomach worm, lungworm, nodular worm, and barber pole worm. This dewormer also helps control horn flies, lice, cattle grubs, and mites. Cydectin is formulated with a purple dye, so it's easy to see which animals have been treated. Best of all, the weatherproof formula means this parasiticide works through rain or shine. Suitable for all ages of beef and dairy cattle, including lactating dairy cattle; it's also dung beetle and earthworm-friendly. This product requires zero milk withhold and zero slaughter withdrawal. Keep Cydectin out of reach of children | Elanco Cydectin Pour-On for Beef and Dairy Cattle | Size 5 L