Antiviral strategies of standardized regimen in patients with chronic hepatitis C
Guan Cuiying, Anaerguli Muhamaier,Wang Yanan,et al.
2015, 18(5):
496-499.
doi:10.3969/j.issn.1672-5069.2015.05.012
Abstract
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Objective To observe the efficacy of individualized treatment strategy in patients with chronic hepatitis C. Methods A total of 179 patients with chronic hepatitis C were recruited in this study. 65 received pegylated interferon α-2a (PegIFN α) and ribavirin,and 114 received IFN α-1b. All patients were treated for 48 weeks and followed-up for 24 weeks. According to the patient's age,body weight,serum HCV load and HCV genotype,the dose of interferon was modulated. Results At the end of follow-up,rates of rapid virologic response (RVR),early virologic response(EVR) and sustained virologic response in 65 patients receiving pegIFN α were 47.7%,92.3%,93.8%,much higher than those in IFN α-1b-treated patients (58.8%,76.3%,80.7%, respectively,P<0.05);the RVR,EVR and SVR in 43 patients receiving normal doses of pegIFN α-2 were 46.5%,97.7% and 100.0%,without significant difference as compared to 50.0%,81.8% and 81.8% in 22 patients with decreased dose of pegIFN α-2(P>0.05);the RVR,EVR and SVR in 69 patients receiving normal dose of IFN α1b were 60.9%,76.8% and 82.6%,without significant difference compared to 55.6%,75.6% and 77.8% in 45 patients receiving decreased dose of IFN α1b(P>0.05);the RVR,EVR and SVR in 14 patients with low viral load receiving pegIFN α-2a were 64.3%,85.7% and 85.7%,without significant difference compared to 43.1%,94.1% and 96.1% in 51 patients with high viral load(P>0.05);the RVR,EVR and SVR in 24 patients with low viral load receiving IFN α1b were 54.2%,66.7% and 70.8%,without significant difference compared to 60.0%,78.9% and 81.1% in 90 patients with high viral load(P>0.05);the RVR,EVR and SVR in 41 patients with hepatitis C viral genotype 1 infection receiving pegIFN α-2a were 31.7%,97.6% and 97.6%,significantly different with 75.0%,87.5% and 87.5% in 24 patients with non-genotype 1 infection(P<0.05);the RVR,EVR and SVR in 81 patients with genotype 1 infection receiving IFN α1b were 46.9%,82.7% and 87.6%,significantly different with 66.7%(P<0.05),75.7%(P>0.05) and 78.8% (P>0.05) in 33 with non-genotype 1 infection. Conclusion According to baseline characteristics,tolerability and HCV genotype,the standardized antiviral regimen should be optimized, which might get a higher virologic response and improve the prognosis of patients with chronic hepatitis C.