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Experimental gentamicin nephrotoxicity and agents that modify it: a mini-review of recent research

Badreldin H Ali1, Mohammed Al Za'abi, Gerald Blunden

  • 1Department of Pharmacology, College of Medicine and Health Sciences, Sultan Qaboos University, Al Khod, Oman. akthmali@squ.edu.om

Basic & Clinical Pharmacology & Toxicology
|May 24, 2011
PubMed

Insights

Gentamicin (GM) antibiotic use causes kidney damage in 30% of patients. New research highlights natural antioxidants and gene therapy as promising ways to reduce this gentamicin nephrotoxicity.

Area of Science:

  • Nephrology
  • Pharmacology
  • Toxicology

Background:

  • Gentamicin (GM) is a crucial antibiotic for bacterial infections.
  • GM nephrotoxicity affects up to 30% of patients, causing tubular damage and cell death.
  • Understanding factors that ameliorate or augment GM nephrotoxicity is vital for patient safety.

Purpose of the Study:

  • To review recent literature (past decade) on agents affecting gentamicin-induced kidney damage.
  • To identify novel strategies for mitigating GM nephrotoxicity.
  • To explore agents that may exacerbate GM's harmful effects on the kidneys.

Main Methods:

  • Literature review of studies published in the last 10 years.
  • Analysis of agents that ameliorate or potentiate gentamicin nephrotoxicity.
  • Identification of novel therapeutic approaches and natural compounds.

Main Results:

  • Gene therapy (e.g., cell therapy with serum amyloid A protein-programmed cells) shows potential.
  • Natural antioxidants like green tea, garlic, saffron, grape seed extracts, sesame, and oleanolic oils may protect against GM nephrotoxicity.
  • Agents such as indomethacin, cyclosporin, uric acid, and verapamil may increase GM's kidney toxicity.

Conclusions:

  • Novel approaches including gene therapy and natural antioxidants offer promising avenues for reducing GM nephrotoxicity.
  • Antioxidant agents demonstrate relative safety and effectiveness, warranting further clinical investigation.
  • Further research, including large controlled clinical trials, is needed to validate these findings in humans.

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