Gram positive:
- Unreliable against Staphylococci
- Bacillus anthracis
Gram negative:
- Pseudomonas
- Enterobacteriaceae
- Neisseria
- Haemophilus
- Moraxella
- Pasteurella
Anaerobes:
Other:
- Atypicals including Legionella
Does not cover:
- Most gram positives including Streptococci
- Enterococci
- Stenotrophomonas
- Anaerobes