Lambda-Cyhalothrin & Piperonyl Butoxide Pour On for Cattle. For the control of lice and horn flies on beef cattle, cows and
calves.Contains the highly bioactive pyrethroid Lambda-Cyhalothrin and Piperonyl Butoxide (synergist). Lambda-Cyhalothrin i a
powerful, broad-spectrum pyrethroid that controls horn flies and biting and sucking lice on beef cattle or calves. Long-lasting,
convenient ready to use formula. No withdrawal period.