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Published on: March 30, 2014
Antiretroviral Stewardship in a Pediatric HIV Clinic: Development, Implementation and Improved Clinical Outcomes
Alice J Hsu1, Asha Neptune, Constants Adams
1From the *Division of Pediatric Pharmacy, Department of Pharmacy, The Johns Hopkins Hospital, Baltimore, Maryland; †Howard University College of Medicine, Washington, DC; ‡Medical University of South Carolina, Charleston, South Carolina; §Division of General Pediatrics & Adolescent Medicine, and ¶Division of Infectious Diseases, Department of Pediatrics, The Johns Hopkins University School of Medicine, Baltimore, Maryland.
Insights
Implementing an Antiretroviral (ARV) stewardship program in pediatric HIV care significantly improved patient outcomes. This systematic approach optimized ARV regimens, leading to better viral load reduction and enhanced clinical management for children and adolescents with HIV.
Area of Science:
- Pediatric infectious diseases
- Clinical pharmacology
- HIV/AIDS management
Background:
- Pediatric Antiretroviral (ARV) management presents unique challenges, with barriers often leading to suboptimal clinical outcomes.
- A pediatric HIV clinic established a systematic ARV stewardship program to address these challenges.
Purpose of the Study:
- To evaluate the impact of a systematic ARV stewardship program on clinical outcomes in pediatric HIV patients.
- To identify key interventions for optimizing ARV therapy in children and adolescents.
Main Methods:
- A comprehensive assessment tool evaluated genotypic resistance, treatment response, drug interactions, and side effects.
- An ARV stewardship team (AST) provided recommendations to clinicians and prospectively followed patient outcomes at 6 and 12 months.
Main Results:
- Common interventions included regimen optimization for resistance mutations (35.4%), switching to safer ARVs (33.3%), and preventing drug-drug interactions (10.4%).
- Patients with implemented recommendations within 6 months showed a 7-fold higher probability of achieving a 0.7 log10 viral load reduction by 6 months.
Conclusions:
- A systematic ARV stewardship program significantly improved clinical outcomes in a pediatric HIV clinic.
- ARV stewardship is a valuable strategy for continuous quality improvement in managing HIV-infected children and adolescents.
Background:
Antiretroviral (ARV) management in pediatrics is a challenging process in which multiple barriers to optimal therapy can lead to poor clinical outcomes. In a pediatric HIV clinic, we implemented a systematic ARV stewardship program to evaluate ARV regimens and make recommendations for optimization when indicated.
Methods:
A comprehensive assessment tool was used to screen for issues related to genotypic resistance, virologic/immunologic response, drug-drug interactions, side effects and potential for regimen simplification. The ARV stewardship team (AST) made recommendations to the HIV clinic provider, and followed patients prospectively to assess clinical outcomes at 6 and 12 months.
Results:
The most common interventions made by the AST included regimen optimization in patients on suboptimal regimens based on resistance mutations (35.4%), switching to safer ARVs (33.3%) and averting significant drug-drug interactions (10.4%). In patients anticipated to have a change in viral load (VL) as a result of the AST recommendations, we identified a significant benefit in virologic outcomes at 6 and 12 months when recommendations were implemented within 6 months of ARV review. Patients who had recommendations implemented within 6 months had a 7-fold higher probability of achieving a 0.7 log10 reduction in VL by 6 months, and this benefit remained significant after controlling for adherence [adjusted odds ratio: 6.8 (95% confidence interval: 1.03-44.9; P <0.05)].
Conclusions:
A systematic ARV stewardship program implemented at a pediatric HIV clinic significantly improved clinical outcomes. ARV stewardship programs can be considered a core strategy for continuous quality improvement in the management of HIV-infected children and adolescents.
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