• 500 MILLILITER • Effective against gram negative and gram positive bacteria. • For use on beef cattle, dairy cattle (lactating and non-lactating), calves (including preruminating veal calves) and swine. • Treats respiratory diseases, pinkeye, scours and other bacterial infections. • Approved for sub-q administration. • Ready-to-use, no refrigeration or shaking required. • Duramycin 72-200 is the generic equivalent to la-200 .