- For the prevention & treatment of Gastrointestinal and respiratory infections caused by oxytetracycline sensitive bacteria like Bordetella, Bacillus, Corynebacterium, Campylobacter, E. coli, Haemophilus, Pasteurella, Salmonella, Staphylococcus and Streptococcus spp. and Mycoplasma, Rickettsia and Chlamydia spp. in calves, goats, poultry, sheep and swine.