A Follow-Up Study to WV19432, to Evaluate Long Term Post-Treatment Effects of PEGASYS (Peginterferon Alfa-2a(40KD))in Patients With HBeAg Positive Chronic Hepatitis B

This study is ongoing, but not recruiting participants.
Information provided by (Responsible Party):
Hoffmann-La Roche
ClinicalTrials.gov Identifier:
First received: June 16, 2009
Last updated: April 7, 2014
Last verified: April 2014

This study is a long-term post-treatment follow-up to study WV19432, which evaluated the efficacy and safety of PEGASYS in patients with HBeAg positive chronic hepatitis B (CHB).Patients who received treatment with PEGASYS, and completed follow-up, are eligible to enter this post-treatment follow-up study. The anticipated time on study is 2+ years, and the target sample size is 100-500 individuals.

Condition Intervention Phase
Hepatitis B, Chronic
Drug: peginterferon alfa-2a [Pegasys]
Phase 4

Study Type: Interventional
Study Design: Allocation: Non-Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Single Group Assignment
Masking: Open Label
Official Title: A Follow-up Study to Evaluate the Long-term Post Treatment Effects of Peginterferon Alfa-2a (PEG-IFN) in Patients With HBeAg Positive Chronic Hepatitis B From the Original Study WV19432(NEPTUNE).

Resource links provided by NLM:

Further study details as provided by Hoffmann-La Roche:

Primary Outcome Measures:
  • HBV DNA, ALT, HBsAg, anti-HBs, HBeAg, anti-HBe, quantitative HBsAg [ Time Frame: Annually, for up to 5 years ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Clinical events related to chronic hepatitis B; laboratory parameters; concomitant medications; adverse events [ Time Frame: Annually, for up to 5 years ] [ Designated as safety issue: No ]

Enrollment: 383
Study Start Date: April 2009
Estimated Study Completion Date: November 2014
Estimated Primary Completion Date: November 2014 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 1 Drug: peginterferon alfa-2a [Pegasys]
90 or 180 micrograms/week sc for 24 or 48 weeks in original study (WV19432). No treatment in long-term post-treatment follow-up study (MV22430)


Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • patients who have completed treatment and follow-up on study WV19432

Exclusion Criteria:

  • as for WV19432
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00927082

  Show 31 Study Locations
Sponsors and Collaborators
Hoffmann-La Roche
Study Director: Clinical Trials Hoffmann-La Roche
  More Information

No publications provided

Responsible Party: Hoffmann-La Roche
ClinicalTrials.gov Identifier: NCT00927082     History of Changes
Other Study ID Numbers: MV22430
Study First Received: June 16, 2009
Last Updated: April 7, 2014
Health Authority: Australia: National Health and Medical Research Council

Additional relevant MeSH terms:
Hepatitis A
Hepatitis B
Hepatitis, Chronic
Hepatitis B, Chronic
Liver Diseases
Digestive System Diseases
Hepatitis, Viral, Human
Virus Diseases
Enterovirus Infections
Picornaviridae Infections
RNA Virus Infections
Hepadnaviridae Infections
DNA Virus Infections
Peginterferon alfa-2a
Antiviral Agents
Anti-Infective Agents
Therapeutic Uses
Pharmacologic Actions
Immunologic Factors
Physiological Effects of Drugs

ClinicalTrials.gov processed this record on April 16, 2014