DuraFend (active ingredient fenbendazole 0.5%) is a multi-species medicated dewormer for the control and removal of worms – including lungworms, stomach worms, intestinal worms, bankrupt worms - in a broad range of animals. Pellets may be top dressed or blended with feed. Type C medicated feed is approved for use on beef and dairy cattle (no milk withdrawal), horses, swine, growing turkeys, among others (see label for species).