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Anidulafungin and its role in candida infections

Diane M Cappelletty1, Rose Jung

  • 1The University of Toledo, College of Pharmacy, Toledo, OH, USA.

Infection and Drug Resistance
|June 23, 2011
PubMed

Insights

Anidulafungin, an echinocandin, effectively treats Candida infections by inhibiting fungal cell wall synthesis. Resistance is rare, making it a valuable option for candidemia in various patient groups.

Area of Science:

  • Mycology
  • Pharmacology
  • Infectious Diseases

Background:

  • Candida infections are increasing in incidence, affecting both immunocompromised and non-compromised individuals.
  • Systemic fungal infections have shown a rising trend in the United States over the last three decades.

Purpose of the Study:

  • To review the mechanism of action, spectrum of activity, and resistance patterns of anidulafungin.
  • To highlight anidulafungin's role as a first-line therapeutic agent for candidemia.

Main Methods:

  • Review of existing literature on echinocandins and anidulafungin.
  • Analysis of the biochemical pathway targeted by anidulafungin (glucan synthase inhibition).
  • Discussion of potential resistance mechanisms, including efflux pumps and FKS1 mutations.

Main Results:

  • Anidulafungin inhibits 1,3-β-D-glucan synthesis, crucial for fungal cell wall integrity, leading to fungicidal activity against Candida.
  • Anidulafungin demonstrates broad activity against most Candida species with rare instances of resistance.
  • Potential resistance mechanisms involve altered efflux pumps and mutations in the FKS1 gene encoding glucan synthase.

Conclusions:

  • Anidulafungin is a potent, fungicidal agent with a favorable tolerability profile, suitable for treating candidemia in both neutropenic and non-neutropenic patients.
  • Due to its parenteral administration, anidulafungin is primarily indicated for patients unable to tolerate oral therapies for mucocutaneous candidiasis.
Keywords:
anidulafungincandidaechinocandin

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