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Area of Science:

  • Pharmacology and Infectious Diseases

Background:

  • Cefditoren is a third-generation oral cephalosporin with broad-spectrum activity against Gram-positive and Gram-negative bacteria.
  • It is indicated for respiratory tract infections and skin and skin structure infections.

Approach:

  • This review examines the pharmacodynamics, pharmacokinetics, and clinical applications of cefditoren.
  • Key pharmacokinetic/pharmacodynamic (PK/PD) targets for cefditoren's efficacy were analyzed.

Key Points:

  • Cefditoren exhibits time-dependent activity, with optimal targets for bacteriostatic and bactericidal effects identified.
  • Oral bioavailability is enhanced when taken with food.
  • It demonstrates significant activity against Streptococcus pneumoniae, Streptococcus pyogenes, Haemophilus influenzae, Moraxella catarrhalis, and methicillin-susceptible Staphylococcus aureus (MSSA).
  • Activity against Enterobacterales is limited to specific strains like Klebsiella pneumoniae and Escherichia coli, excluding those producing AmpC, ESBL, or carbapenemases.

Conclusions:

  • Licensed indications include exacerbations of chronic bronchitis, acute rhinosinusitis, otitis media, upper and lower respiratory tract infections, and skin infections.
  • Cefditoren may facilitate switching from parenteral to oral therapy for acute pyelonephritis and LRTIs, potentially reducing costs and adverse effects.
  • It may play a role in the oral treatment of enterococcal endocarditis in combination with other beta-lactams.