Pegylated interferon-α2a with or without low-dose ribavirin for treatment-naive patients with hepatitis C virus genotype 1 receiving hemodialysis: a randomized trial
- PMID: 24297189
- DOI: 10.7326/0003-4819-159-11-201312030-00005
Pegylated interferon-α2a with or without low-dose ribavirin for treatment-naive patients with hepatitis C virus genotype 1 receiving hemodialysis: a randomized trial
Abstract
Background: Data are limited on the efficacy and safety of pegylated interferon plus ribavirin for patients with hepatitis C virus genotype 1 (HCV-1) receiving hemodialysis.
Objective: To compare the efficacy and safety of combination therapy with pegylated interferon plus low-dose ribavirin and pegylated interferon monotherapy for treatment-naive patients with HCV-1 receiving hemodialysis.
Design: Open-label, randomized, controlled trial. (ClinicalTrials.gov: NCT00491244).
Setting: 8 centers in Taiwan.
Patients: 205 treatment-naive patients with HCV-1 receiving hemodialysis.
Intervention: 48 weeks of pegylated interferon-α2a, 135 µg weekly, plus ribavirin, 200 mg daily (n = 103), or pegylated interferon-α2a, 135 µg weekly (n = 102).
Measurements: Sustained virologic response rate and adverse event-related withdrawal rate.
Results: Compared with monotherapy, combination therapy had a greater sustained virologic response rate (64% vs. 33%; relative risk, 1.92 [95% CI, 1.41 to 2.62]; P < 0.001). More patients receiving combination therapy had hemoglobin levels less than 8.5 g/dL than those receiving monotherapy (72% vs. 6%; risk difference, 66% [CI, 56% to 76%]; P < 0.001). Patients receiving combination therapy required a higher dosage (mean, 13 946 IU per week [SD, 6449] vs. 5833 IU per week [SD, 1169]; P = 0.006) and longer duration (mean, 29 weeks [SD, 9] vs. 18 weeks [SD, 7]; P = 0.004) of epoetin-β than patients receiving monotherapy. The adverse event-related withdrawal rates were 7% in the combination therapy group and 4% in the monotherapy group (risk difference, 3% [CI, -3% to 9%]).
Limitation: Open-label trial; results may not be generalizable to patients on peritoneal dialysis.
Conclusion: In treatment-naive patients with HCV-1 receiving hemodialysis, combination therapy with pegylated interferon plus low-dose ribavirin achieved a greater sustained virologic response rate than pegylated interferon monotherapy.
Primary funding source: National Center of Excellence for Clinical Trial and Research.
Comment in
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Triple therapy for hepatitis C virus infection in patients receiving hemodialysis.Ann Intern Med. 2014 Apr 15;160(8):581. doi: 10.7326/L14-5008-3. Ann Intern Med. 2014. PMID: 24733207 No abstract available.
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Triple therapy for hepatitis C virus infection in patients receiving hemodialysis.Ann Intern Med. 2014 Apr 15;160(8):581-2. doi: 10.7326/L14-5008-4. Ann Intern Med. 2014. PMID: 24733208 No abstract available.
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Hepatitis C treatment in dialysis patients: is a new dawn approaching?Am J Kidney Dis. 2014 Aug;64(2):178-80. doi: 10.1053/j.ajkd.2014.04.005. Epub 2014 May 3. Am J Kidney Dis. 2014. PMID: 24797524 No abstract available.
Summary for patients in
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Summaries for patients. Pegylated interferon with or without ribavirin for patients with hepatitis C receiving hemodialysis.Ann Intern Med. 2013 Dec 3;159(11):I-14. doi: 10.7326/0003-4819-159-11-201312030-00001. Ann Intern Med. 2013. PMID: 24297207 No abstract available.
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