‎Safeguard

Make sure this fits by entering your model number. Safe-Guard (fenbendazole) oral drench removes and controls: Stomach worms, Lungworms, Hookworm, Nodular worms, etc., RESIDUE WARNING: Cattle must not be slaughtered within eight days following last treatment. For dairy cattle, the milk discard time is zero hours. A withdrawal period has not been established for this product in pre-ruminating calves. Do not use in calves to be processed for veal.