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Completed Phase 4 Interventional Results available

A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) in Patients With Hepatitis Be Antigen (HBeAg) Positive Chronic Hepatitis B (CHB).

ClinicalTrials.gov ID: NCT00435825

Public ClinicalTrials.gov record NCT00435825. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 9:45 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-blind Study of the Effect of Treatment Duration and Dose of PEGASYS on HBeAg Seroconversion and Safety in Patients With HBeAg Positive Chronic Hepatitis B.

Study identification

NCT ID
NCT00435825
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
551 participants

Conditions and interventions

Interventions

  • peginterferon alfa-2a [Pegasys] Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 28, 2007
Primary completion
Nov 30, 2010
Completion
Nov 30, 2010
Last update posted
Jun 24, 2013

2007 – 2010

United States locations

U.S. sites
10
U.S. states
6
U.S. cities
10
Facility City State ZIP Site status
Not listed Los Angeles California 90095
Not listed Palo Alto California 94304-1509
Not listed San Diego California 92105
Not listed San Francisco California 94115
Not listed San Jose California 95116
Not listed Atlanta Georgia 30306
Not listed Flushing New York 11355
Not listed Portland Oregon 97227
Not listed Philadelphia Pennsylvania 19141
Not listed Richmond Virginia 23249

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 45 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00435825, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 24, 2013 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00435825 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →