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The approval of the hepatitis C virus (HCV) NS3/4A protease inhibitors (PIs) telaprevir and boceprevir in 2011 dramatically changed the treatment paradigm for patients infected with HCV genotype 1. However, the two drugs are currently licensed for use only in HCV-monoinfected patients and only in combination with peginterferon and ribavirin. At CROI 2012, researchers presented data on the risks and benefits of these drugs in HIV/HCV-coinfected patients.
In a company-sponsored, phase II trial of telaprevir, 60 HIV-infected patients with previously untreated HCV genotype 1 infection — 13 who were not taking antiretroviral therapy (ART) and 47 whose HIV infection was well controlled with either an efavirenz- or atazanavir-based regimen — were r…