Nitrofurantoin

NB: For lower urinary tract infections only. Do not use if systemically ill.

Predictable Activity

Actinobaculum spp
Actinotignum spp
Aerococcus spp
Coagulase negative Staphylococci (CoNS)
Escherichia coli
Enterococcus spp
Staphylococcus aureus
Staphylococcus saprophyticus
Streptococcus agalactiae (Group B Strep)
Streptococcus pyogenes (Group A Strep)

Unpredictable Activity

Anaerobes
Citrobacter freundii complex
Enterobacter spp
Klebsiella oxytoca
Klebsiella pneumoniae
Neisseria spp
Proteus mirabilis
Proteus vulgaris complex
Providencia spp
Raoultella spp
Salmonella spp
Shigella spp

No/Insufficient Activity

Acinetobacter spp
Corynebacterium spp
Listeria monocytogenes
Morganella spp
Pseudomonas aeruginosa
Pseudomonas spp
Rhodococcus equii
Serratia spp
Stenotrophomonas maltophilia