For effective broad spectrum deworming, use Merck Safe-Guard Dewormer Block. This medicated, soft poured molasses block, which contains fenbendazole, will help take care of: lungworms, stomach worms, barberpole worms, brown stomach worms, small stomach worms, intestinal worms, hookworms, thread-necked intestinal worms, small intestinal worms, bankrupt worms and nodular worms.

• Average block intake will treat 8000 lbs of cattle weight
• Cattle must not be slaughtered within 11 days following last treatment
• 25 pound block