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Related Concept Videos

Anticholinesterase Agents: Poisoning and Treatment01:26

Anticholinesterase Agents: Poisoning and Treatment

Anticholinesterases, also known as cholinesterase inhibitors, work by blocking the breakdown of acetylcholine, leading to its accumulation in the synaptic cleft. This accumulation indirectly enhances both muscarinic and nicotinic actions. These agents are classified as reversible or irreversible based on their mechanism of action.     
Irreversible agents form a strong bond with the cholinesterase enzyme, making it inactive. The breakdown of the phosphorylated enzyme is slower than the...
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Pharmaceutical poisoning can occur through various channels, impacting an estimated 2 million hospitalized patients in the U.S. annually with serious adverse drug responses. These scenarios encompass both therapeutic uses, such as drug toxicity, where even standard dosages can lead to severe central nervous system depression, and non-therapeutic exposures, including accidental ingestion by children, and environmental and occupational exposures.Unintentional poisonings often involve exploratory...
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Pharmaceutical Poisoning: Treatment Strategies

Treatment strategies for poisoning are a critical aspect of emergency medicine, focusing on preventing the absorption of toxins and enhancing their elimination. When a poisoning incident occurs, the first response is to halt exposure and decontaminate the patient, particularly through gastrointestinal (GI) methods if the poison was ingested.Gastrointestinal Decontamination Techniques:Activated charcoal is the cornerstone of GI decontamination. It works through adsorption, binding the toxin to...
Prevention of Further Absorption of Poison01:14

Prevention of Further Absorption of Poison

In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
Drug Toxicity: Risk factors01:24

Drug Toxicity: Risk factors

Adverse Drug Reactions (ADRs) are potential complications that arise during pharmacotherapy, influenced by multiple risk factors. Age plays a significant role; both neonates and the elderly are at heightened risk due to their respective immature and diminished metabolic and elimination processes. Gender also impacts ADRs, with females experiencing a 1.5 to 1.7-fold greater risk than males, which may be linked to pharmacokinetic, pharmacodynamic, and hormonal differences. Notably, neonates, the...
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Idiosyncratic drug reactions represent abnormal chemical responses that vary significantly among individuals, ranging from extreme sensitivity to low doses to insensitivity to high doses. These reactions often occur due to the drug's covalent binding with serum proteins, forming a foreign hapten that triggers an immunotoxicological response. The variability in drug reactions has a strong pharmacogenetic foundation, with genetic differences crucial in how individuals metabolize drugs. For...

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Related Experiment Video

Updated: May 28, 2026

An In Vitro Enzymatic Assay to Measure Transcription Inhibition by Gallium(III) and H3 5,10,15-tris(pentafluorophenyl)corroles
09:00

An In Vitro Enzymatic Assay to Measure Transcription Inhibition by Gallium(III) and H3 5,10,15-tris(pentafluorophenyl)corroles

Published on: March 18, 2015

Gallium poisoning: a rare case report.

Chris S Ivanoff1, Athena E Ivanoff, Timothy L Hottel

  • 1College of Dentistry, The University of Tennessee Health Science Center, 875 Union Avenue, Memphis, TN 38163, USA. civanoff@uthsc.edu

Food and Chemical Toxicology : an International Journal Published for the British Industrial Biological Research Association
|October 26, 2011
PubMed
Summary

A rare case of acute gallium poisoning in a student highlights its severe toxicity. Prompt medical protocols are crucial to prevent irreversible damage from gallium exposure, especially in industrial settings.

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Area of Science:

  • Toxicology
  • Occupational Health

Background:

  • Gallium halide complexes are increasingly used in semiconductor manufacturing and dental alloys.
  • Occupational exposure to gallium by-products poses potential health risks.

Observation:

  • A college student experienced acute gallium poisoning after accidental exposure.
  • Initial dermatitis rapidly progressed to severe systemic symptoms including tachycardia, tremors, dyspnea, vertigo, and syncope.

Findings:

  • The case represents the first reported instance of acute gallium poisoning in medical literature.
  • Delayed or inadequate emergency medical care may lead to irreversible cardiomyopathy.

Implications:

  • This case underscores the significant toxic potential of gallium and the need for heightened awareness.
  • Urgent establishment of occupational exposure limits, diagnostic tools, and treatment protocols for gallium poisoning is recommended.
  • Relevant authorities like NIOSH and OSHA should develop specific medical management guidelines for gallium exposure.