Amoxicillin is a broad-spectrum, bactericidal antibiotic. Amoxypen LA is indicated for the treatment of infections caused by microorganisms sensitive to amoxicillin in cattle, sheep, pigs, dogs and cats where prolonged antibiotic cover from a single injection is required. In vitro, amoxicillin is active against a wide range of both Gram-positive and Gram-negative organisms including: Escherichia coli, Klebsiella pneumoniae, Proteus spp., Salmonella spp., Staphylococci and Streptococci. Particular clinical indications include infections of the gastro-intestinal, respiratory and urogenital tracts, skin and soft tissue infections, secondary bacterial infections in viral or parasitic diseases, and where post-operative antibiotic cover is required.