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Related Concept Videos

Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

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Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
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Antiepileptic Drugs: Potassium Channel Activators01:20

Antiepileptic Drugs: Potassium Channel Activators

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Ezocgabine or retigabine, an antiepileptic drug of remarkable efficacy, has revolutionized the management of seizures. It is a potassium channel activator, explicitly targeting the family of Q subtype potassium channels. It enhances the transmembrane potassium currents, regulating neuronal excitability. This action stabilizes the resting membrane potential, a pivotal factor in mitigating the hyperexcitability that characterizes epilepsy.
Ezogabine has gained approval as an adjunctive treatment...
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Seizures: Classification01:13

Seizures: Classification

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Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
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Antiepileptic Drugs: GABAergic Pathway Potentiators01:18

Antiepileptic Drugs: GABAergic Pathway Potentiators

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γ-aminobutyric acid or GABA, plays a pivotal role as an inhibitory neurotransmitter in the brain. GABA pathway potentiators, also known as GABAergic drugs, are a class of pharmaceutical agents designed to enhance the functioning of the GABAergic system. These medications primarily treat epilepsy, a neurological disorder characterized by recurrent seizures.
The key GABA pathway potentiators used in epilepsy management are as follows.
Benzodiazepines are a well-known class of drugs used for...
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Antiepileptic Drugs: Glutamate Antagonists01:14

Antiepileptic Drugs: Glutamate Antagonists

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Glutamate is a fundamental neurotransmitter in the central nervous system, playing a vital role in neuronal communication and various cognitive processes. Glutamate stands as the principal excitatory neurotransmitter in the brain. Its presence is crucial for the communication between neurons, underpinning essential processes such as synaptic transmission, neuronal excitability, and plasticity. These functions are vital for higher-order cognitive processes, including learning and memory. The...
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Antiepileptic Drugs: Calcium Channel Blockers01:17

Antiepileptic Drugs: Calcium Channel Blockers

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Calcium channel blockers, a class of antiepileptic drugs, regulate the flow of calcium ions within neurons.
Calcium channel blockers exert their antiepileptic effects by targeting T-type calcium channels, which are integral to transmitting nerve signals in the central nervous system. These channels allow the passage of calcium ions, which are vital for neuronal communication. By inhibiting T-type calcium channels, calcium channel blockers effectively reduce the release of neurotransmitters and...
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Patterns of benzodiazepine underdosing in the Established Status Epilepticus Treatment Trial.

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Related Experiment Video

Updated: Apr 6, 2026

Methods for ECG Evaluation of Indicators of Cardiac Risk, and Susceptibility to Aconitine-induced Arrhythmias in Rats Following Status Epilepticus
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Methods for ECG Evaluation of Indicators of Cardiac Risk, and Susceptibility to Aconitine-induced Arrhythmias in Rats Following Status Epilepticus

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Drug-induced status epilepticus.

Hannah R Cock1

  • 1IMBE, St George's University of London, London SW17 0RE, UK; Atkinson Morley Epilepsy Group, St Georges University Hospitals NHS Foundation Trust, London SW17 0QT, UK.

Epilepsy & Behavior : E&B
|July 27, 2015
PubMed
Summary

Drug-induced status epilepticus (SE) is rare but can be triggered by certain antiepileptic drugs, antibiotics, or overdoses. Prompt identification and treatment of drug-induced SE generally lead to good outcomes.

Keywords:
AntibioticAntidepressantDrug-induced seizureOverdoseStatus epilepticusTreatment

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Area of Science:

  • Neurology
  • Pharmacology
  • Toxicology

Background:

  • Drug-induced status epilepticus (SE) is an uncommon cause of SE, representing less than 5% of cases.
  • Certain antiepileptic drugs (AEDs) with sodium channel or GABA-ergic properties can exacerbate seizures, potentially leading to SE.
  • Antibiotics and chemotherapies are frequently associated with SE in therapeutic settings, often linked to reversible encephalopathy syndromes.

Purpose of the Study:

  • To review the epidemiology, triggers, clinical presentation, and management of drug-induced status epilepticus.
  • To highlight the challenges in establishing causation and the importance of a high index of suspicion.
  • To discuss specific treatment considerations and outcomes for drug-induced SE.

Main Methods:

  • Literature review of drug-induced status epilepticus.
  • Analysis of case reports and epidemiological data.
  • Synthesis of clinical guidelines and therapeutic recommendations.

Main Results:

  • Drug-induced SE can be triggered by AEDs, antibiotics, chemotherapies, and overdoses of psychotropic medications.
  • Tiagabine has a notable propensity for inducing nonconvulsive SE.
  • While often associated with good outcomes, SE from overdoses can have severe cardiorespiratory or metabolic complications.

Conclusions:

  • Prompt recognition and management are crucial for favorable outcomes in drug-induced SE.
  • Phenobarbital is recommended as a second-line treatment for toxicity-related SE due to potential cardiovascular risks with phenytoin.
  • A high index of suspicion and careful patient/drug factor analysis are essential for diagnosis and treatment.