A Study of Combination Therapy With PEGASYS (Pegylated Interferon Alfa-2a (40KD)) and Copegus (Ribavirin) in Patients With Chronic Hepatitis C Genotype 2 or 3 Who Do Not Achieve a Rapid Viral Response
Public ClinicalTrials.gov record NCT00623428. 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.
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, Open-label Study of the Effects of 24 vs 48 Weeks of Combination Therapy With PEGASYS (Peginterferon Alfa-2a 40KD) Plus COPEGUS (Ribavirin) on Sustained Virological Response in Patients With Chronic Hepatitis C, Genotype 2 or 3 Who do Not Achieve a Rapid Viral Response
Study identification
- NCT ID
- NCT00623428
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Hoffmann-La Roche
- Industry
- Enrollment
- 235 participants
Conditions and interventions
Conditions
Interventions
- peginterferon alfa-2a Drug
- Ribavirin 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
- May 31, 2008
- Primary completion
- Apr 30, 2012
- Completion
- Apr 30, 2012
- Last update posted
- Jul 21, 2013
2008 – 2012
United States locations
- U.S. sites
- 38
- U.S. states
- 20
- U.S. cities
- 35
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Birmingham | Alabama | 35294 | — |
| Not listed | La Jolla | California | 92037-1030 | — |
| Not listed | Lancaster | California | 93534 | — |
| Not listed | Long Beach | California | 90822 | — |
| Not listed | Los Angeles | California | 90048 | — |
| Not listed | Los Angeles | California | 90057 | — |
| Not listed | Sacramento | California | 95816 | — |
| Not listed | Sacramento | California | 95817 | — |
| Not listed | San Diego | California | 92103-8465 | — |
| Not listed | Torrance | California | 90505 | — |
| Not listed | Aurora | Colorado | 80045 | — |
| Not listed | Jacksonville | Florida | 32256 | — |
| Not listed | Orlando | Florida | 32803 | — |
| Not listed | Atlanta | Georgia | 30308 | — |
| Not listed | Marietta | Georgia | 30060 | — |
| Not listed | Honolulu | Hawaii | 96813 | — |
| Not listed | Baton Rouge | Louisiana | 70890 | — |
| Not listed | Opelousas | Louisiana | 70520 | — |
| Not listed | Boston | Massachusetts | 02114 | — |
| Not listed | Tupelo | Mississippi | 38801 | — |
| Not listed | St Louis | Missouri | 63104 | — |
| Not listed | St Louis | Missouri | 63110 | — |
| Not listed | Egg Harbour Township | New Jersey | 08234 | — |
| Not listed | Hackensack | New Jersey | 07601 | — |
| Not listed | Albuquerque | New Mexico | 87131 | — |
| Not listed | New York | New York | 10016 | — |
| Not listed | Syracuse | New York | 13210 | — |
| Not listed | Asheville | North Carolina | 28801 | — |
| Not listed | Chapel Hill | North Carolina | 27599-7080 | — |
| Not listed | Winston-Salem | North Carolina | 27103 | — |
| Not listed | Oklahoma City | Oklahoma | 73112-4481 | — |
| Not listed | Portland | Oregon | 97239 | — |
| Not listed | Kingsport | Tennessee | 37660 | — |
| Not listed | Fort Sam Houston | Texas | 78234-3879 | — |
| Not listed | Salt Lake City | Utah | 84132 | — |
| Not listed | Charlottesville | Virginia | 22908 | — |
| Not listed | Fairfax | Virginia | 22031 | — |
| 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 63 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00623428, 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 Jul 21, 2013 · Synced Jul 24, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00623428 live on ClinicalTrials.gov.