Activity of combination therapy with interferon alfa-2b plus ribavirin in chronic hepatitis C patients co-infected with HIV
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Updated: Oct 20, 2026

Rapid Screening of HIV Reverse Transcriptase and Integrase Inhibitors
Published on: April 9, 2014
D T Dieterich1, J M Purow, R Rajapaksa
1Liberty Medical L.L.P., New York, NY 10016, USA.
Insights
Hepatitis C virus (HCV) and human immunodeficiency virus (HIV) co-infection impacts HCV progression. Combination therapy with rIFN-alpha 2b/ribavirin is being studied for its efficacy in co-infected patients.
Area of Science:
- Hepatology
- Virology
- Immunology
Background:
- Hepatitis C virus (HCV) and human immunodeficiency virus (HIV) share transmission routes, leading to frequent co-infections.
- HIV co-infection complicates HCV diagnosis, viremia assessment, liver disease severity, and cirrhosis progression.
- The impact of HCV co-infection on HIV disease progression remains largely undetermined.
Purpose of the Study:
- To investigate the efficacy of combination therapy with recombinant interferon alfa-2b (rIFN-alpha 2b) and ribavirin in patients co-infected with HCV and HIV.
- To test the hypothesis that this combination therapy offers benefits to individuals with both HCV and HIV.
Main Methods:
- A double-blind, placebo-controlled study design is employed.
- The study involves patients co-infected with both the hepatitis C virus and the human immunodeficiency virus.
- Therapeutic efficacy is assessed through a rigorous, controlled investigation.
Main Results:
- The study is currently underway, and results are pending.
- Data collection and analysis are in progress to evaluate treatment outcomes.
- The primary outcomes related to viral load, liver histopathology, and disease progression will be determined.
Conclusions:
- The study aims to determine if combination rIFN-alpha 2b/ribavirin therapy is beneficial for HCV/HIV co-infected patients.
- Findings will clarify the therapeutic potential of this combination regimen in a co-infected population.
- The results are expected to inform clinical management strategies for individuals with dual viral infections.
Abstract:
The hepatitis C virus (HCV) and the human immunodeficiency virus (HIV) often co-infect the same individuals because they share comparable routes of transmission. Co-infection with HIV in those patients infected with HCV influences the accuracy of HCV diagnostic testing, levels of HCV viremia, severity of liver histopathology, and rate of progression to cirrhosis. By contrast, the effect of HCV co-infection on HIV disease is unclear. Nevertheless, the combination therapy containing recombinant interferon alfa-2b (rIFN-alpha 2b) plus ribavirin has been shown to be efficacious in the treatment of chronic hepatitis C, whereas alpha interferon monotherapy has been shown to be efficacious in patients co-infected with HCV and HIV. It is therefore logical to propose and test the hypothesis that combination rIFN-alpha 2b/ribavirin therapy will also benefit patients who are co-infected with HCV and HIV. A double-blind, placebo-controlled study is presently under way to investigate this hypothesis.
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