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Updated: Jun 16, 2026
05:46
Rapid Screening of HIV Reverse Transcriptase and Integrase Inhibitors
Published on: April 9, 2014
[Clinical utility of atazanavir]
Esteban Ribera Pascuet1, Adrià Curran
1Servicio de Enfermedades Infecciosas, Hospital Universitari Vall d'Hebron, Barcelona, España. eribera@vhebron.net
Enfermedades Infecciosas Y Microbiologia Clinica
|February 2, 2010
Summary
Atazanavir (ATV) offers convenient dosing, good tolerability, and an excellent metabolic profile, making it a valuable protease inhibitor (PI) for HIV treatment. Its effectiveness is demonstrated in various treatment scenarios, including initial therapy and simplification strategies.
Area of Science:
- Pharmacology and Therapeutics
- Antiretroviral Therapy
- HIV/AIDS Management
Context:
- Atazanavir (ATV) is a protease inhibitor (PI) with favorable dosing, tolerability, and metabolic characteristics.
- It exhibits properties similar to non-nucleoside reverse transcriptase inhibitors but retains the genetic barrier of PIs.
- ATV is approved for various HIV treatment situations, including initial therapy, simplification, and rescue treatment.
Purpose:
- To evaluate the efficacy and tolerability of Atazanavir (ATV) in different HIV treatment regimens.
- To assess ATV's role in treatment simplification, toxicity-driven changes, and first-line rescue therapy.
- To compare ATV with other antiretrovirals like lopinavir/ritonavir and efavirenz.
Summary:
- Boosted ATV (with ritonavir) is approved in Europe for all clinical situations and has shown comparable efficacy to lopinavir/ritonavir and efavirenz in treatment-naïve patients.
- ATV is effective for simplifying treatment or switching due to toxicity, maintaining viral control with improved lipid profiles and reduced cardiovascular risk.
- Non-boosted ATV (400 mg/d) may benefit specific patient groups, and ATV is effective in first-line rescue treatments, improving compliance due to its simplicity and tolerability.
Impact:
- Atazanavir is a highly prescribed PI in the USA and is increasingly recognized in Europe for its versatility in HIV management.
- The drug's favorable profile supports long-term HIV management, addressing factors like tolerability, cardiovascular risk, and patient lifestyle adaptability.
- ATV plays a significant role in improving patient outcomes and adherence in the evolving landscape of HIV infection survival.
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