Drug intelligence / Profile preview

fosamprenavir + abacavir + lamivudine

Development stage
Unknown
Lead developer
ViiV Healthcare
Modality
Small Molecules
Administration
Oral
01

Overview

**Fosamprenavir (GW433908)** is a water-soluble, phosphate ester prodrug of the HIV-1 protease inhibitor **amprenavir**. It is formulated to reduce pill burden and enhance adherence. When combined with **abacavir** and **lamivudine**, both nucleoside analogue reverse transcriptase inhibitors (NRTIs), this regimen is used for the treatment of human immunodeficiency virus (HIV) infection. Fosamprenavir acts by inhibiting the HIV-1 protease, thereby preventing the viral maturation process required for infectious virion production. Abacavir and lamivudine block reverse transcriptase, halting viral genome replication. Clinical studies demonstrated this combination is potent and generally well tolerated[1][2][4][5].

Brand names
LexivaTelzir
Other names
fosamprenavirGW433908 + abacavir + lamivudine
02

Targets

Human immunodeficiency virus type 1 reverse transcriptasePR (Progesterone receptor)

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