CyLence Pour-On Insecticide
Controls flies and lice on beef cattle, dairy cattle, and lactating dairy cattle
1% Cyfluthrin. One treatment is effective for up to 3 weeks. 400-800 pound animals: apply 8 mL for flies and 16 mL for lice. 1 pint treats up to 59 for flies and up to 29 for lice. No milk withholding or slaughter withdrawal.