Schering - A powerful, broad-spectrum pyrethroid that controls horn flies and biting and sucking lice in beef cattle or calves. Contains the highly bioactive pyrethroid, lambdachalothrin. Long-lasting, ready to use formula features a squeeze bottle dosage indicator. Dosage: Apply down the backline at the rate of 10 cc/head for cattle less than 600 lbs. or 15 cc/head for cattle over 600 lbs. Do not use on veal calves. No withdrawal period. Not for sale in CA.

 Now Available - NEW 4 oz. size