Related Experiment Video
Updated: Aug 20, 2026

An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
Published on: March 30, 2014
Tolerance of efavirenz in children
J P Teglas1, P Quartier, J M Treluyer
1INSERM U292, H pital Bicêtre, Le Kremlin, France.
Insights
Efavirenz (EFV) can cause side effects in children, primarily transient nervous system issues. Careful preparation with families is crucial to prevent early treatment withdrawal.
Area of Science:
- Pediatric pharmacology
- Infectious disease management
Background:
- Limited data exists on efavirenz tolerance in pediatric populations.
- Efavirenz is a key antiretroviral agent used in HIV treatment.
Purpose of the Study:
- To investigate the tolerance and side effect profile of efavirenz in children.
- To provide insights into managing efavirenz therapy in pediatric patients.
Main Methods:
- Observational study involving 33 children treated with efavirenz and other agents.
- Follow-up conducted at a single institution to monitor adverse events.
Main Results:
- 42% of children experienced clinically significant side effects, including cutaneous and nervous system issues.
- Nervous system side effects were most common (n=10), followed by cutaneous (n=5).
- Treatment interruption occurred in 7 children, often due to transient dizziness.
Conclusions:
- Early and transient nervous system side effects are common with efavirenz in children.
- Proactive counseling for children and families is essential to ensure treatment adherence.
- Preventing premature discontinuation of efavirenz is critical for effective HIV management.
Objective:
To extend the limited knowledge of efavirenz tolerance in children.
Method:
An observational study of 33 children given efavirenz combined with various others agents and followed in a single institution.
Results:
Fifteen (42%) of the children presented at least one clinically discernable side effect, cutaneous (n = 5), nervous system (n = 10), or both (n = 2). Intolerance led to treatment interruption in seven children but the main symptom was transitory dizziness or other signs similar to those observed in adults.
Conclusion:
Early, often transient nervous system side effects require careful preparation with the child and his family to avoid premature and inadequate withdrawal from treatment.
Related Concept Videos
Drug Dosing: Infants and Children
Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption
Pharmacokinetics in Pediatric Patients: Drug Distribution
Pharmacokinetics in Pediatric Patients: Drug Metabolism
Pharmacokinetics in Pediatric Patients: Drug Excretion
Antiviral Nucleoside Inhibitors

