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[Prescribing fortified eye drops].

C Chiquet1, J-P Romanet

  • 1Service d'Ophtalmologique, CHU de Grenoble, Université Joseph Fourier, Grenoble, France. cchiquet@chu-grenoble.fr

Journal Francais D'Ophtalmologie
|May 9, 2007
PubMed
Summary
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Fortified antibiotic eyedrops offer higher corneal antibiotic concentrations for severe bacterial keratitis. While they can slow healing, they remain the standard treatment due to effectiveness and broad-spectrum coverage.

Area of Science:

  • Ophthalmology
  • Pharmacology
  • Microbiology

Context:

  • Severe bacterial keratitis requires high antibiotic concentrations for effective treatment.
  • Commercially available antibiotics are used to create fortified ophthalmic preparations.
  • These preparations offer increased antibiotic levels in the corneal stroma.

Purpose:

  • To describe the composition, advantages, and indications of fortified ophthalmic antibiotic preparations.
  • To recommend specific antibiotic combinations for broad-spectrum coverage in severe keratitis.
  • To outline the toxicities associated with fortified antibiotic eyedrops.

Summary:

  • Fortified ophthalmic antibiotics are prepared from parenteral or lyophilized sources, increasing corneal antibiotic concentration.

Related Experiment Videos

  • Recommended combinations like ticarcillin+gentamicin+vancomycin or cephazolin+amikacin provide broad-spectrum activity against keratitis-causing bacteria.
  • Despite potential epithelial healing retardation and toxicity, fortified drops are standard for severe bacterial keratitis due to penetration and synergistic effects.

    • Impact:

    • Fortified antibiotic eyedrops are crucial for managing severe bacterial keratitis.
    • Understanding their benefits and risks optimizes treatment strategies.
    • These preparations facilitate synergistic and combined antibiotic effects for improved outcomes.