Treatment of hepatitis C virus genotype 4 in the DAA era

Abstract The recently approved interferon-free DAA (direct antiviral agents) regimens have shown not only to be effective in terms of sustained virological response (SVR) rates (> 90%) but also well tolerated in most hepatitis C virus (HCV) infected patients. Nevertheless HCV genotypes are differ...

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Main Authors: Antonio Di Biagio, Lucia Taramasso, Giovanni Cenderello
Format: Article
Language:English
Published: BMC 2018-11-01
Series:Virology Journal
Online Access:http://link.springer.com/article/10.1186/s12985-018-1094-4
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author Antonio Di Biagio
Lucia Taramasso
Giovanni Cenderello
author_facet Antonio Di Biagio
Lucia Taramasso
Giovanni Cenderello
author_sort Antonio Di Biagio
collection DOAJ
description Abstract The recently approved interferon-free DAA (direct antiviral agents) regimens have shown not only to be effective in terms of sustained virological response (SVR) rates (> 90%) but also well tolerated in most hepatitis C virus (HCV) infected patients. Nevertheless HCV genotypes are different and only a small percentage of trials consider genotype 4 (GT4), which was associated with lower rates of SVR compared with other genotypes before the arrival of the DAA’s. In this review, we discuss the efficacy of DAA therapy in GT4 HCV infection with specific reference to more recent studies, including those conducted in a ‘field-practice’ scenario. Overall, DAA-based regimens appear more effective also in the poorly-explored setting of patients with HCV GT4 infection. Despite an overall limited number of patients was evaluated, favorable results are being derived from studies on ombitasvir/paritaprevir/ritonavir, sofosbuvir and velpatasvir, whether or not in association with voxilaprevir, and with the new combined therapy glecaprevir + pibentasvir.
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spelling doaj.art-d4d40494971c409daafeebbebcf30cf32022-12-21T18:47:15ZengBMCVirology Journal1743-422X2018-11-011511810.1186/s12985-018-1094-4Treatment of hepatitis C virus genotype 4 in the DAA eraAntonio Di Biagio0Lucia Taramasso1Giovanni Cenderello2Infectious Diseases Clinic, Policlinico Hospital San MartinoDepartment of Health Sciences (DISSAL), University of Genova and Infectious Disease ClinicInfectious Disease Unit, EO Ospedali GallieraAbstract The recently approved interferon-free DAA (direct antiviral agents) regimens have shown not only to be effective in terms of sustained virological response (SVR) rates (> 90%) but also well tolerated in most hepatitis C virus (HCV) infected patients. Nevertheless HCV genotypes are different and only a small percentage of trials consider genotype 4 (GT4), which was associated with lower rates of SVR compared with other genotypes before the arrival of the DAA’s. In this review, we discuss the efficacy of DAA therapy in GT4 HCV infection with specific reference to more recent studies, including those conducted in a ‘field-practice’ scenario. Overall, DAA-based regimens appear more effective also in the poorly-explored setting of patients with HCV GT4 infection. Despite an overall limited number of patients was evaluated, favorable results are being derived from studies on ombitasvir/paritaprevir/ritonavir, sofosbuvir and velpatasvir, whether or not in association with voxilaprevir, and with the new combined therapy glecaprevir + pibentasvir.http://link.springer.com/article/10.1186/s12985-018-1094-4
spellingShingle Antonio Di Biagio
Lucia Taramasso
Giovanni Cenderello
Treatment of hepatitis C virus genotype 4 in the DAA era
Virology Journal
title Treatment of hepatitis C virus genotype 4 in the DAA era
title_full Treatment of hepatitis C virus genotype 4 in the DAA era
title_fullStr Treatment of hepatitis C virus genotype 4 in the DAA era
title_full_unstemmed Treatment of hepatitis C virus genotype 4 in the DAA era
title_short Treatment of hepatitis C virus genotype 4 in the DAA era
title_sort treatment of hepatitis c virus genotype 4 in the daa era
url http://link.springer.com/article/10.1186/s12985-018-1094-4
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