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Hydrogen peroxide poisoning.

Barbara E Watt1, Alex T Proudfoot, J Allister Vale

  • 1National Poisons Information Service (Birmingham Centre), City Hospital, Birmingham, UK.

Toxicological Reviews
|August 10, 2004
PubMed
Summary
This summary is machine-generated.

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Hydrogen peroxide toxicity arises from corrosive damage, oxygen gas formation, and lipid peroxidation. Concentrated solutions can cause severe tissue damage, gas embolism, and organ damage, necessitating prompt medical intervention for airway management and decontamination.

Area of Science:

  • Toxicology
  • Chemical Safety
  • Emergency Medicine

Background:

  • Hydrogen peroxide (H2O2) is a common oxidizing agent found in household and industrial products.
  • Its medicinal uses include wound irrigation and instrument sterilization.
  • Understanding H2O2 toxicity is crucial due to its widespread availability and varied applications.

Purpose of the Study:

  • To elucidate the toxicological mechanisms of hydrogen peroxide exposure.
  • To outline the clinical manifestations and management strategies for H2O2 poisoning.
  • To highlight the risks associated with both household and industrial concentrations.

Main Methods:

  • Review of toxicological mechanisms: corrosive damage, oxygen gas formation, and lipid peroxidation.
  • Analysis of clinical presentations following ingestion, inhalation, and dermal/ocular exposure.

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  • Evaluation of recommended medical interventions, including airway management and decontamination.

    • Main Results:

    • Concentrated H2O2 causes caustic tissue damage and rapid oxygen gas generation, leading to embolism and mechanical injury.
    • Ingestion can result in gastrointestinal irritation, foaming, and potential airway obstruction.
    • Inhalation and dermal/ocular exposures can cause severe irritation, burns, and potential vision impairment.

    Conclusions:

    • Hydrogen peroxide toxicity is multifaceted, involving direct chemical injury and secondary effects of oxygen release.
    • Aggressive airway management and appropriate decontamination are critical for survival.
    • Prompt medical evaluation is essential for all significant exposures to hydrogen peroxide.