Oxyzag 200 is a medicated feed additive (Oxytetracyline HCL) which inhibits gram-positive and gram-negative bacteria. It is recommended for control and prevention of gastrointestinal and respiratory infections caused by Bordetella, Corynebacterium, Campylobacter, E. coli, Haemophilus, Pasteurella, Salmonella, Staphylococcus, Streptococcus and Mycoplasmas and aids in increasing weight gain and improved feed efficiency.