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ADVANCE Study: A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) + Adefovir Dipivoxil in Patients With Hbe(-) Chronic Hepatitis B

Phase 3
Completed
Conditions
Hepatitis B, Chronic
Interventions
Drug: peginterferon alfa-2a [Pegasys]
Registration Number
NCT00661076
Lead Sponsor
Hoffmann-La Roche
Brief Summary

This 3 arm study will compare the efficacy and safety of combination therapy with PEGASYS + adefovir dipivoxil (ADV) versus PEGASYS monotherapy, in HBeAg-negative chronic hepatitis B patients.Patients will be randomized to receive 1)PEGASYS 180 micrograms sc weekly + ADV 10mg po daily for 48 weeks, followed by ADV 10mg po monotherapy for an additional 48 weeks, and a further 48 week treatment-free follow-up, 2)PEGASYS 180 micrograms sc weekly + ADV 10mg po daily for 48 weeks, followed by a 96 week treatment-free follow-up, or 3)PEGASYS 180 micrograms sc monotherapy weekly for 48 weeks, followed by a 96 week treatment-free follow-up. The anticipated time on study treatment is 1-2 years, and the target sample size is \<100 individuals.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
10
Inclusion Criteria
  • adult patients, 18-70 years of age;
  • chronic hepatitis B;
  • positive HBsAg, positive anti-HBe, negative anti HBsAg, negative HBeAg for at least the prior 6 months;
  • either nucleoside analogue naive, or has not received IFN-a in the past 6 months.
Exclusion Criteria
  • positive for hepatitis A, C, D or HIV;
  • history or other evidence of a medical condition associated with chronic liver disease other than hepatitis B;
  • antiviral, antineoplastic or immunomodulatory treatment <=6 months prior to first dose of randomized treatment.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
1adefovir dipivoxil-
1peginterferon alfa-2a [Pegasys]-
2peginterferon alfa-2a [Pegasys]-
3peginterferon alfa-2a [Pegasys]-
2adefovir dipivoxil-
Primary Outcome Measures
NameTimeMethod
Normalization of ALT, and HBV-DNA <400 copies/mLWeek 96 for arm 1; week 48 for arms 2 and 3
HBsAg quantitative loss and anti-HBs seroconversionWeeks 48, 96 and 144
Secondary Outcome Measures
NameTimeMethod
AEs, lab parameters, vital signsThroughtout study
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