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The Therapeutic Potential of Cefiderocol in the Treatment of Multidrug-Resistant Gram-Negative Bacteria: A Narrative

Aleksandra Złotowska1, Wiktoria Hanna Buzun1, Karolina Pełka1

  • 1The Students Scientific Association by Department and Clinic of Anaesthesiology and Intensive Therapy, Faculty of Medicine, Wroclaw Medical University, L. Pasteura Street 1, 50-367 Wroclaw, Poland.

Journal of Clinical Medicine
|December 11, 2025
PubMed

Insights

Cefiderocol (CFDC) is a new cephalosporin antibiotic effective against multidrug-resistant Gram-negative bacteria, including carbapenem-resistant strains. Clinical studies show CFDC is a safe and effective treatment option for severe infections.

Area of Science:

  • Infectious Diseases
  • Pharmacology
  • Microbiology

Background:

  • Antimicrobial resistance (AMR) is a major global health threat, primarily driven by multidrug-resistant Gram-negative bacteria (MDR GNB).
  • MDR GNB exhibit resistance to established antibiotics like carbapenems and advanced cephalosporins, necessitating novel therapeutic agents.
  • The development of innovative chemotherapeutics is crucial to combat the escalating AMR crisis.

Purpose of the Study:

  • To evaluate the efficacy and safety of cefiderocol (CFDC), a novel 5th-generation cephalosporin, against MDR GNB.
  • To assess CFDC's activity against challenging pathogens, including carbapenem-resistant strains.
  • To determine CFDC's potential as a targeted treatment for severe infections caused by resistant bacteria.

Main Methods:

  • In vitro susceptibility testing against a broad spectrum of MDR GNB.
  • In vivo studies in animal models to assess efficacy against resistant pathogens.
  • Analysis of clinical trial data on safety and efficacy in patients.

Main Results:

  • Cefiderocol demonstrated significant in vitro and in vivo efficacy against MDR GNB, including carbapenem-resistant Pseudomonas aeruginosa (CRPA), carbapenem-resistant Acinetobacter baumannii (CRAB), and carbapenem-resistant Enterobacterales (CRE).
  • Clinical studies confirmed CFDC as an effective treatment with a favorable safety profile and minimal adverse effects.
  • CFDC targets WHO critical priority pathogens, addressing a significant unmet need in infectious disease treatment.

Conclusions:

  • Cefiderocol is a well-tolerated and effective targeted treatment for severe infections caused by MDR GNB.
  • Appropriate use of CFDC within antibiotic stewardship guidelines is recommended.
  • CFDC offers a valuable therapeutic option against challenging carbapenem-resistant Gram-negative infections.
Keywords:
Gram-negative bacteriaMDRantimicrobial resistancecefiderocolsiderophore cephalosporinβ-lactam antibiotics

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