Ivomec 1% Injectable for Cattle & Swine contains 10 mg. ivermectin per ml.to control roundworms, lungworms grubs, sucking lice and mange mites in cattle, reindeer, American Bison and swine. Cattle dosage: 1 ml. SQ per 110 lbs. body weight. Swine dosage: 1 ml. per 75 lbs. body weight. Safe for bulls and pregnant beef cows. Not recommended for dairy cows of breeding age. Do not treat cattle within 35 days of slaughter or swine within 18 days of slaughter