– streptomycin is a bactericidal antibiotic belongs to aminoglycocide group.
it produces its antimicrobial activity by binding to 30S ribosomal subunit of the organism resulting in inhibition of microbial protein synthesis.
– streptomycin has activity against Gram + ve bacteria such as Actinomyces bovis and G -ve bacteria such as E- coli, Klebsiella spp., Shigella spp., Proteuss spp., yersinia spp., Campylobacter spp., Pastuerella spp. & Haemophilus spp. and Mycobactirium spp