Ceftazidime

C. diff Risk

High

Oral Bioavailability

NA

Approximate Cost

$18/day

Dosing

Renally cleared, requires dosage adjustment with changes in renal function. Consult a pharmacist for renal dosing.

Severe pneumonia50 mg/kg/dose IV q8h

IE50 mg/kg/dose IV q8h x 4-6 wks

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)

Pharmacology

Antimicrobial class: 3rd generation Cephalosporin

Average serum half life:

  • Neonates <23 days: 2.2-4.7 hours

  • Adults: 1-2 hours

Route of Elimination: By glomerular filtration with 80-90% of dose excreted as unchanged drug in urine within 24 hours.