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Antiepileptic drug-related adverse reactions and factors influencing these reactions

Parvaneh Karimzadeh1, Vahid Bakrani2

  • 1Pediatric Neurology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran ; Pediatric Neurology Department, Mofid Children Hospital, Faculty of Medicin, Shahid Beheshti University of Medical Sciences, Tehran, Iran.

Iranian Journal of Child Neurology
|March 26, 2014
PubMed

Insights

This study investigated adverse reactions to anti-epileptic drugs (AEDs) in children, finding phenobarbital caused the most reactions, particularly skin rashes. Aromatic AEDs were linked to higher rates of drug rash compared to non-aromatic ones.

Area of Science:

  • Pediatric Neurology
  • Clinical Pharmacology
  • Dermatology

Background:

  • Adverse drug reactions significantly impact treatment choices, patient adherence, and quality of life in epilepsy management.
  • The introduction of new anti-epileptic drugs (AEDs) necessitates ongoing evaluation of their safety profiles, especially in pediatric populations.
  • Understanding the incidence and characteristics of AED-related adverse events is crucial for optimizing pediatric epilepsy care.

Purpose of the Study:

  • To determine the incidence and clinical features of adverse reactions associated with anti-epileptic drug (AED) use in children.
  • To identify common culprit AEDs and types of adverse reactions observed in pediatric patients.
  • To compare the rates of adverse reactions between aromatic and non-aromatic AEDs.

Main Methods:

  • A descriptive study was conducted from 2010-2012, evaluating children under 14 years old with suspected AED-related side effects.
  • Data collected included patient demographics, drug details, reaction type, incubation period, and allergy history.
  • Exclusion criteria included age over 14 years and non-AED related reactions.

Main Results:

  • A total of 70 pediatric patients experienced AED-related adverse reactions.
  • The highest incidence of reactions occurred in children younger than 5 years old.
  • Cutaneous eruptions, predominantly maculopapular rash, were observed in all patients; phenobarbital was the most frequent causative agent (70%), while lamotrigine was least common (1.4%).

Conclusions:

  • Aromatic AEDs were associated with a higher incidence of drug rash compared to non-aromatic AEDs in children.
  • Individual patient factors, including endogenous and environmental influences, may play a role in the development of AED-related adverse reactions.
  • These findings underscore the importance of monitoring for specific adverse events, particularly skin reactions, in pediatric epilepsy treatment.
Abstract

Keywords:
Adverse reactionAntiepileptic drugsSkin reaction

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