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Ceftazidime

Published: July 26, 2026Updated: August 27, 2026

Ceftazidime Anhydrous is a third-generation cephalosporin antibiotic used to treat serious bacterial infections. It is particularly effective against gram-negative bacteria including Pseudomonas aeruginosa. This medication is typically administered intravenously in hospital settings for severe infections.

Quick summary

Ceftazidime is a broad-spectrum cephalosporin antibiotic used to treat serious bacterial infections, especially those caused by gram-negative organisms including Pseudomonas.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 27, 2026Editorial policy

Key facts at a glance

RxNorm
1545984
Generic
Ceftazidime Anhydrous
Class
pin-variant
Brands
—
Availability
rx
Lactation
unknown
Routes
—
Forms
—
Regions
US, EU, CN, JP
Monitoring
—

This page is for informational purposes only.

Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.

Treatment of serious infections including pneumonia, urinary tract infections, skin and soft tissue infections, bone and joint infections, bacterial meningitis, and sepsis caused by susceptible organisms

Inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins (PBPs), leading to disruption of the peptidoglycan layer and bacterial cell death

Administered intravenously; requires renal function monitoring and dose adjustment in kidney impairment; caution advised in patients with penicillin allergy due to potential cross-reactivity; common adverse effects include rash, diarrhea, and local injection site reactions

Official drug label

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy