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Therapeutic drug monitoring in children with HIV/AIDS

Pieter L A Fraaij1, Natella Rakhmanina, David M Burger

  • 1Department of Pediatrics, Erasmus MC-Sophia, Rotterdam, The Netherlands.

Therapeutic Drug Monitoring
|July 2, 2004
PubMed

Insights

Therapeutic drug monitoring (TDM) optimizes antiretroviral drug concentrations in children with HIV-1 infection, improving viral suppression and reducing toxicity. However, child-specific reference values are needed for optimal TDM application.

Area of Science:

  • Pediatric Infectious Diseases
  • Pharmacology
  • Clinical Pharmacy

Background:

  • Growth and development significantly influence drug metabolism in children.
  • Antiretroviral drug concentrations, particularly protease inhibitors (PIs) and non-nucleoside reverse transcriptase inhibitors (NNRTIs), correlate with viral suppression and toxicity in HIV-1-infected individuals.
  • Current clinical practice shows favorable outcomes using TDM in pediatric HIV-1 treatment.

Purpose of the Study:

  • To provide an overview of Therapeutic Drug Monitoring (TDM) in treating HIV-1-infected children.
  • To highlight the importance of optimizing plasma drug concentrations for antiretroviral therapy (ART) in pediatric populations.
  • To discuss the challenges and potential of TDM in managing pediatric HIV-1.

Main Methods:

  • Review of existing literature and clinical practices regarding TDM in pediatric HIV-1 treatment.
  • Analysis of the impact of growth and development on antiretroviral drug metabolism.
  • Exploration of TDM's role in dose optimization and adherence assessment.

Main Results:

  • TDM enables optimization of plasma drug concentrations for antiretroviral drugs in children.
  • Favorable clinical results are observed with TDM use in treating HIV-1-infected children.
  • A significant lack of population reference values for antiretroviral medications in children exists.
  • Using adult reference values for pediatric drug levels may be inadequate due to unique pediatric HIV characteristics.
  • TDM can serve as a tool for assessing adherence to antiviral medication, though caution is advised.

Conclusions:

  • Therapeutic drug monitoring is a valuable tool in the management of HIV-1-infected children.
  • Further research is required to establish child-specific reference values for antiretroviral drugs.
  • Additional studies are needed to determine the optimal TDM methodologies for pediatric HIV-1 treatment.

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