C. diff Risk


Oral Bioavailability


Approximate Cost


General Information

Common Usage

Broad gram negative coverage including Pseudomonas, generally used for nosocomial infections including post-neurosurgical meningitis, or other infections based on susceptibilities.

Notable lack of gram positive activity versus other cephalosporins

Adverse Effects

Allergy (immediate and delayed). Note potential cross-reactivity with aztreonam based on side chain


Antimicrobial class: 3rd generation Cephalosporin

Pregnancy category: B

Average serum half life: 2 hours

Biliary penetration: Moderate

CSF penetration: Therapeutic

Lung penetration: Therapeutic

Urine penetration: Therapeutic