Antimicrobials
Aztreonam

Aztreonam

Restricted

Medium
N/A
$$$/day

General Information

Restricted to use in gram-negative infections (no gram positive coverage) where no prior beta-lactams have been tolerated and patient has a severe PCN or cephalosporin allergy.

Monitor liver enzymes.

  • Elevated liver enzymes
  • Eosinophilia
  • Phlebitis/pain at injection site
  • Rash

No significant interactions.

Cost based on dose of 1g IV q8h.

Antimicrobial class: Monobactam

Pregnancy category: B

Average serum half life: 2 hours

Urine penetration: Therapeutic

Lung penetration: Therapeutic

CSF penetration:  Therapeutic only when meninges inflamed

Biliary penetration: Therapeutic