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Current hepatitis C therapy.

Petr Husa, Svatava Snopková, Petr Husa Ml

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    Hepatitis C virus (HCV) infection affects millions globally, particularly people who inject drugs (PWID). While direct-acting antiviral (DAA) therapies offer near-perfect cure rates, diagnosing and treating HCV in PWID remains a significant challenge due to adherence issues.

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    Area of Science:

    • Hepatology
    • Virology
    • Public Health

    Background:

    • Hepatitis C virus (HCV) remains a significant global health concern, causing chronic liver disease in approximately 71 million individuals worldwide.
    • People who inject drugs (PWID) represent the primary demographic for chronic HCV infections, often through intravenous use.
    • Direct-acting antiviral (DAA) therapies have demonstrated exceptional efficacy, achieving nearly 100% cure rates for HCV.

    Purpose of the Study:

    • To highlight the ongoing challenge of diagnosing and treating HCV infection, particularly within the PWID population.
    • To underscore the critical need for improved diagnostic strategies and adherence support for PWID.
    • To emphasize the public health imperative of HCV elimination efforts.

    Main Methods:

    • This study is a review of current HCV epidemiology and treatment paradigms.
    • It synthesizes data on HCV prevalence, risk factors, and treatment outcomes.
    • Focuses on the specific challenges related to PWID adherence to treatment protocols.

    Main Results:

    • HCV affects a substantial global population, with PWID being a key high-risk group.
    • DAA therapy offers a highly effective cure for HCV infection.
    • A significant barrier to HCV eradication is the difficulty in diagnosing and ensuring treatment adherence among PWID.

    Conclusions:

    • Despite highly effective DAA treatments, HCV elimination is hindered by diagnostic and adherence challenges in PWID.
    • Enhanced strategies for HCV detection and sustained engagement in care are crucial for PWID.
    • Addressing the needs of PWID is paramount for achieving global HCV eradication goals.