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Treating hepatitis C in the elderly: pharmacotherapeutic considerations and developments
Chung-Feng Huang1,2,3, Ming-Lung Yu1,2,4,5,6
1a Hepatobiliary Division, Department of Internal Medicine , Kaohsiung Medical University Hospital, Kaohsiung Medical University , Kaohsiung , Taiwan.
Insights
Hepatitis C virus (HCV) eradication is crucial for elderly patients. While interferon-free direct-acting antivirals (DAAs) show similar efficacy and safety to younger groups, long-term benefits require further study.
Area of Science:
- Hepatology
- Geriatric Medicine
- Infectious Diseases
Background:
- Hepatitis C virus (HCV) infection is more prevalent in older adults.
- Age is a significant factor negatively impacting liver outcomes.
- Geriatric patients with chronic hepatitis C (CHC) require effective viral eradication strategies.
Purpose of the Study:
- To present the treatment strategy for CHC in the elderly.
- To evaluate the clinical efficacy and drug safety of antiviral therapies in geriatric populations.
- To compare outcomes between interferon-based and interferon-free direct-acting antiviral (DAA) eras.
Main Methods:
- Review of antiviral therapies for CHC, focusing on interferon (IFN)-based and interferon-free direct-acting antiviral (DAA) treatments.
- Analysis of treatment strategies, clinical efficacy, and drug safety in elderly CHC patients.
- Comparison of outcomes between elderly patients and younger populations.
Main Results:
- In the interferon era, elderly patients had lower sustained virological response (SVR) rates and more safety concerns.
- In the DAA era, similar SVR rates and safety profiles were observed between elderly and younger patients.
- Aging remains a risk factor for fibrosis progression and hepatocellular carcinoma (HCC) development post-HCV eradication.
Conclusions:
- Direct-acting antivirals (DAAs) offer improved outcomes for elderly CHC patients compared to older therapies.
- Further research is needed to understand the long-term benefits of DAAs and the impact on extra-hepatic manifestations in the elderly.
- Aging influences fibrosis regression and HCC risk even after successful HCV viral eradication.
Introduction:
The seroprevalence of hepatitis C virus (HCV) infection tends to be higher in the elderly than in younger populations. Meanwhile, age per sec is an unfavorable determinant that has an impact on liver-related outcomes. Geriatric chronic hepatitis C (CHC) patients would be viewed as a special population and have an urgent need for viral eradication. Areas covered: The antivirals for CHC have evolved from interferon (IFN)-based therapyto interferon-free DAAs. The treatment strategy, in terms of its clinical efficacy and drug safety, in the elderly is presented. Expert opinion: In the previous IFN era, the sustained virological response (SVR) rate of the elderly was lower. More unfavorable safety concerns attributing to the underlying liver disease severity and extra-hepatic presentations further compromised the treatment efficacy. In the IFN-free DAA era, data showing similar SVR rates and safety profiles between the elderly and their counterparts have been demonstrated. Notably, aging is an unfavorable factor for fibrosis regression and HCC development even after HCV eradication. The extent of the improvement of extra-hepatic manifestations in the elderly with SVR is also unclear. The long-term benefits of viral eradication by DAAs in the elderly await further explorations.
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