Hepatitis C treatment – state-of-the-art and prospection
Abstract
The target of the new approach to hepatitis C treatment – so called triple therapy (protease inhibitors additional to peginterferon and ribavirin) – are the viral proteins. The sustained virologic response achieved in 70% patients with genotype 1, however the increasing
of adverse treatment events (in comparison with interferon therapy) was obtained. Therefore, more effective regimens, including the second generation of protease inhibitors (Simeprevir, Daclatasvir, Asunaprevir, Faldaprevir and others), viral proteins NS5A (Daclatasvir,
Ledipasvir) inhibitors and inhibitors of RNA-polymerase NS5B (nucleoside – Sofosbuvir, Mericitabine, and non-nucleoside – in particular, TMC-647055, VX-222, ANA598, IDX-375 and others, that are on different phases of clinical trials). The regimens of the triple therapy, including new drugs of direct antiviral action, and regimens excluded interferon may be implemented in patients with hepatocirrhosis and serious concomitant diseases. Moreover, some new drugs of direct antiviral action are strong inhibitors, irrespective of viral hepatitis C genotype. For patients with poor virologic response by standard regimens, four-component treatment is required. In future, individual-tailored treatment, depend on patients’ peculiarities and/ or viral hepatitis C genotype.
About the Authors
N. P. BlochinaRussian Federation
N. A. Malyshev
Russian Federation
E. A. Nurnuchametova
Russian Federation
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Review
For citations:
Blochina N.P., Malyshev N.A., Nurnuchametova E.A. Hepatitis C treatment – state-of-the-art and prospection. Tuberculosis and socially significant diseases. 2013;(1):73-78. (In Russ.)