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at time of writing, Drug Information Resident, Iowa Drug Information Service, University of Iowa Hospitals and Clinics, Iowa City, IA
Director, Iowa Drug Information Network; Assistant Professor (Clinical), Iowa Drug Information Service, Iowa City
Reprints: Ronald A Herman PhD, Iowa Drug Information Network, 100 Oakdale Campus, N344 OH, Iowa City, IA 52242-5000, fax 319/335-4440, ronald-a-herman{at}uiowa.edu
OBJECTIVE: To review the pharmacology, virology, pharmacokinetics, safety, and efficacy of the nucleoside reverse transcriptase inhibitor (NRTI) emtricitabine.
DATA SOURCES: English-language reports were accessed using MEDLINE (1966June 2003) and the Iowa Drug Information Service database (1966June 2003) using emtricitabine and Coviracil as key words. (Coviracil was the proposed trade name for the product prior to approval.) The Internet was also searched using the terms HIV/AIDS conferences, then emtricitabine within the conference proceedings.
STUDY SELECTION AND DATA EXTRACTION: Abstracts, posters, and oral presentations from scientific conferences, both published and unpublished, were included. Preference was given to published controlled trials. Studies providing a description of the pharmacology, virology, effectiveness, safety, or pharmacokinetics of emtricitabine were used in this review.
DATA SYNTHESIS: Emtricitabine is an NRTI used to treat HIV-1 infection. Once-daily administration can decrease pill burden and potentially increase adherence to multidrug HIV therapy. Further, emtricitabine has shown equivalent or improved outcomes compared with lamivudine and stavudine.
CONCLUSIONS: Emtricitabine is a safe and effective option for HIV-1 infection in adults as part of a multidrug regimen. It may be a better alternative than lamivudine for once-daily therapy because of its extended intracellular half-life and better than lamivudine and stavudine because of a possibly decreased potential for drug resistance.
Key Words: antiretroviral therapy, emtricitabine, HIV, nucleoside reverse transcriptase inhibitor
Published Online, April 30, 2004. www.theannals.com, DOI 10.1345/aph.1D302
THIS ARTICLE IS APPROVED FOR CONTINUING EDUCATION CREDIT
ACPE
UNIVERSAL PROGRAM NUMBER: 407-000-04-019-H02