A Study Evaluating 24-Week and 48-Week Telaprevir-Based Regimen in Treatment Naïve Subjects With Genotype 1 Chronic Hepatitis C Who Achieve an Extended Rapid Viral Response

ClinicalTrials.gov ID: NCT00758043

Public ClinicalTrials.gov record NCT00758043. 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.

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ClinicalTrials.gov public records Last synced Jun 26, 2026, 6:31 PM 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 Study of Stopping Treatment at 24 Weeks or Continuing Treatment to 48 Weeks in Treatment-Naïve Subjects With Genotype 1 Chronic Hepatitis C Who Achieve an Extended Rapid Viral Response While Receiving Telaprevir, Peginterferon Alfa2a (Pegasys®) and Ribavirin (Copegus®)

Study identification

NCT ID: NCT00758043
Recruitment status: Completed
Study type: Interventional
Phase: Phase 3
Lead sponsor: Vertex Pharmaceuticals Incorporated; Industry
Enrollment: 540 participants

Conditions and interventions

Conditions

Hepatitis C

Interventions

telaprevir Drug
ribavirin Drug
peginterferon alfa-2a Biological

Drug · Biological

Eligibility (public fields only)

Age range: 18 Years to 70 Years
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: Sep 30, 2008
Primary completion: May 31, 2010
Completion: Jun 30, 2010
Last update posted: Mar 25, 2021

2008 – 2010

United States locations

U.S. sites: 74
U.S. states: 33
U.S. cities: 60

Facility	City	State	ZIP	Site status
Not listed	Birmingham	Alabama	35209	—
Not listed	Birmingham	Alabama	35294	—
Not listed	Phoenix	Arizona	85054	—
Not listed	Fresno	California	93721	—
Not listed	La Jolla	California	92037	—
Not listed	Los Angeles	California	90048	—
Not listed	Sacramento	California	95817	—
Not listed	San Diego	California	92115	—
Not listed	San Diego	California	92123	—
Not listed	San Francisco	California	94115	—
Not listed	San Francisco	California	94143	—
Not listed	Aurora	Colorado	80045	—
Not listed	Farmington	Connecticut	06030	—
Not listed	Washington D.C.	District of Columbia	20010	—
Not listed	Gainesville	Florida	32610	—
Not listed	Jacksonville	Florida	32224	—
Not listed	Miami	Florida	33136	—
Not listed	Orlando	Florida	32803	—
Not listed	Sarasota	Florida	34243	—
Not listed	Wellington	Florida	33414	—
Not listed	Atlanta	Georgia	30308	—
Not listed	Atlanta	Georgia	30309	—
Not listed	Marietta	Georgia	30060	—
Not listed	Honolulu	Hawaii	96817	—
Not listed	Chicago	Illinois	60611	—
Not listed	Chicago	Illinois	60612	—
Not listed	Downers Grove	Illinois	60515	—
Not listed	Indianapolis	Indiana	46202	—
Not listed	New Orleans	Louisiana	70112	—
Not listed	Baltimore	Maryland	21201	—
Not listed	Baltimore	Maryland	21287	—
Not listed	Hyattsville	Maryland	20783	—
Not listed	Laurel	Maryland	20707	—
Not listed	Boston	Massachusetts	02111	—
Not listed	Boston	Massachusetts	02114	—
Not listed	Boston	Massachusetts	02215	—
Not listed	Worcester	Massachusetts	01655	—
Not listed	Detroit	Michigan	48202	—
Not listed	Novi	Michigan	48377	—
Not listed	Rochester	Minnesota	55905	—
Not listed	Kansas City	Missouri	64131	—
Not listed	St Louis	Missouri	63104	—
Not listed	St Louis	Missouri	63110	—
Not listed	Lebanon	New Hampshire	03756	—
Not listed	Atlantic City	New Jersey	08401	—
Not listed	Egg Harbor	New Jersey	08234	—
Not listed	Albuquerque	New Mexico	87131	—
Not listed	Bayside	New York	11358	—
Not listed	Manhasset	New York	11030	—
Not listed	New York	New York	10016	—
Not listed	New York	New York	10021	—
Not listed	New York	New York	10029	—
Not listed	New York	New York	10032	—
Not listed	The Bronx	New York	10467	—
Not listed	Chapel Hill	North Carolina	27599	—
Not listed	Durham	North Carolina	27710	—
Not listed	Statesville	North Carolina	28677	—
Not listed	Cincinnati	Ohio	45219	—
Not listed	Cincinnati	Ohio	45267	—
Not listed	Cleveland	Ohio	44109	—
Not listed	Portland	Oregon	97239	—
Not listed	Philadelphia	Pennsylvania	19141	—
Not listed	Providence	Rhode Island	02905	—
Not listed	Columbia	South Carolina	29204	—
Not listed	Germantown	Tennessee	38138	—
Not listed	Dallas	Texas	75203	—
Not listed	Dallas	Texas	75246	—
Not listed	San Antonio	Texas	78215	—
Not listed	Salt Lake City	Utah	84132	—
Not listed	Falls Church	Virginia	22042	—
Not listed	Seattle	Washington	98104	—
Not listed	Tacoma	Washington	98405	—
Not listed	Madison	Wisconsin	53792	—
Not listed	Milwaukee	Wisconsin	53226	—

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 8 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT00758043, 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 Mar 25, 2021 · Synced Jun 26, 2026

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00758043 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →