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Related Concept Videos

Antidotes01:17

Antidotes

741
Antidotes are medicinal substances used to counteract the harmful effects of toxins or drugs in the body. They function in various ways, each uniquely designed to combat specific toxic compounds.
Specific antidotes operate by inhibiting the enzymes that control biochemical pathways, reducing the production of harmful metabolites.
An example of an antidote is atropine, which counteracts the detrimental effects of cholinesterase inhibitors. It achieves this by deactivating muscarinic receptors,...
741
Prevention of Further Absorption of Poison01:14

Prevention of Further Absorption of Poison

909
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...
909
Enhanced Elimination of Poison01:26

Enhanced Elimination of Poison

568
Poison can be effectively removed from the gastrointestinal (GI) tract through various decontamination procedures.
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
Renal excretion is the...
568
Pharmacovigilance01:19

Pharmacovigilance

963
Post-marketing surveillance is a critical component of pharmaceutical regulation, often uncovering unanticipated adverse drug reactions (ADRs) once a drug is widely used over an extended period.
This process, termed pharmacovigilance, aims to detect, evaluate, and minimize harmful effects related to medication use. The data collection for pharmacovigilance depends on spontaneous reporting systems, where healthcare professionals or patients voluntarily report suspected ADRs.
In some cases, there...
963
Anticholinesterase Agents: Poisoning and Treatment01:26

Anticholinesterase Agents: Poisoning and Treatment

973
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...
973
Toxic Reactions: Overview01:26

Toxic Reactions: Overview

1.1K
When toxic substances penetrate the human body, they disseminate to various tissues, undergoing metabolic changes. This process yields reactive metabolites that may covalently bind with specific target molecules, resulting in toxicity.
Toxicity falls into two primary categories: local and systemic.
Local toxicity appears at the exposure site, such as protein denaturation caused by caustic substances.
In contrast, systemic toxicity requires the toxic agent's absorption and distribution,...
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Related Experiment Video

Updated: Aug 27, 2025

Analysis of Iophenoxic Acid Analogues in Small Indian Mongoose Herpestes Auropunctatus Sera for Use as an Oral Rabies Vaccination Biological Marker
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Can't find the antidote: A root cause analysis.

Laila Carolina Abu Esba1,2,3, Ghada Mardawi3,4, Mohammad Al Deeb3,5,6

  • 1King Abdulaziz Medical City, Ministry of National Guard, Health Affairs, Riyadh, Saudi Arabia.

Frontiers in Pharmacology
|September 23, 2022
PubMed
Summary
This summary is machine-generated.

Delays in antidote fomepizole allocation during a methanol outbreak highlight system vulnerabilities. Root cause analysis revealed issues in restocking, labeling, and training, leading to implemented patient safety improvements.

Keywords:
antidotesfomepizolmethanolpoisoningstocking

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Area of Science:

  • Medical Toxicology
  • Healthcare Systems Management
  • Patient Safety

Background:

  • A national methanol outbreak revealed critical delays in administering the antidote fomepizole.
  • This case underscores the importance of efficient antidote management in mass poisoning events.

Purpose of the Study:

  • To conduct a Root Cause Analysis (RCA) of delayed fomepizole allocation during a methanol outbreak.
  • To identify system vulnerabilities and share learning experiences for improving antidote availability.

Main Methods:

  • A 16-member team conducted an RCA, involving stakeholder interviews and site inspections.
  • The analysis focused on identifying root causes and contributing factors to the treatment delay.

Main Results:

  • Root causes included unclear restocking processes, lack of an antidote restocking policy, poor labeling, and a drug name confusion (fomepizole/omeprazole).
  • Contributing factors were unsuitable restocking practices and inadequate training on the electronic inventory system.

Conclusions:

  • Effective management of antidotes in large healthcare systems necessitates a team-based approach for timely emergency availability.
  • The RCA identified crucial improvements for preventing similar vulnerabilities and enhancing patient safety in poisoning cases.