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Showing 25–47 of 23 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Telaprevir Clear all
Completed Phase 2 Interventional Results available

Safety and Efficacy of Telaprevir in Combination With Peginterferon Alfa-2a and Ribavirin in Subjects Co-Infected With Hepatitis C Virus (HCV) and HIV

NCT00983853
View directory record Official record
Conditions
Hepatitis C, HIV Infections
Interventions
telaprevir or matching placebo, peginterferon alfa-2a, ribavirin (fixed dose), ribavirin (weight-based dose)
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
11
States / cities
Beverly Hills, California • San Diego, California • San Francisco, California + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2013 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 3 Interventional Results available

Study Comparing Daclatasvir (BMS-790052) With Telaprevir Combined With Peginterferon Alfa-2a and Ribavirin in Patients With Chronic Hepatitis C Virus Infection

NCT01492426
View directory record Official record
Conditions
Hepatitis C
Interventions
Daclatasvir, Telaprevir, Peginterferon alfa-2a, Ribavirin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
605 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
25
States / cities
Birmingham, Alabama • Phoenix, Arizona • Long Beach, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2016 · Synced Sep 22, 2026, 9:46 AM EDT
Terminated Phase 4 Interventional Results available

Telaprevir, Peg-IFN-alfa-2a, and RBV in Treatment-Experienced Black/African American and Non-Black/African American Subjects With Genotype 1 Chronic Hepatitis C

NCT01467492
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa-2a
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
27
States / cities
Birmingham, Alabama • San Francisco, California • New Haven, Connecticut + 24 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2015 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 3 Interventional Results available

VX-950-C211 - A Dosing Regimen Study (Twice Daily Versus Every 8 Hours) of Telaprevir in Treatment-naïve Participants With Genotype 1 Chronic Hepatitis C Virus Infection

NCT01241760
View directory record Official record
Conditions
Genotype 1 Chronic Hepatitis C, Treatment Naive
Interventions
Ribavirin, Telaprevir, Pegylated interferon alfa-2a
Drug
Lead sponsor
Janssen Infectious Diseases BVBA
Industry
Eligibility
18 Years to 70 Years
Enrollment
744 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
37
States / cities
La Jolla, California • Los Angeles, California • San Diego, California + 34 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2014 · Synced Sep 22, 2026, 9:46 AM EDT
Withdrawn Phase 4 Interventional

Hepatitis C Virus Post-Exposure Prophylaxis for Health Care Workers

NCT01766115
View directory record Official record
Conditions
Viral Hepatitis C
Interventions
Telaprevir
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2014 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 3 Interventional Results available

Phase 3 Efficacy and Safety Study of Peginterferon Lambda-1a and Ribavirin With Telaprevir

NCT01598090
View directory record Official record
Conditions
Hepatitis C Virus
Interventions
Peginterferon Lambda-1a, Peginterferon Alfa-2a, Ribavirin, Telaprevir
Biological · Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
Not listed
Enrollment
881 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
28
States / cities
Birmingham, Alabama • Anaheim, California • Garden Grove, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Examine the Effects of Telaprevir on the Pharmacokinetics of Cyclosporine and Tacrolimus in Healthy Adults

NCT01038167
View directory record Official record
Conditions
Hepatitis C
Interventions
telaprevir, cyclosporine, tacrolimus
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 7, 2010 · Synced Sep 22, 2026, 9:46 AM EDT
Terminated Phase 2 Interventional

A Safety and Efficacy Study of the Combination of VX-222 and Telaprevir in Treatment-Naïve Subjects With Genotype 1 Chronic Hepatitis C Virus Infection

NCT01080222
View directory record Official record
Conditions
Chronic Hepatitis C Virus Infection
Interventions
telaprevir, VX-222, ribavirin, peginterferon-alfa-2a
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
19
States / cities
La Jolla, California • San Francisco, California • Aurora, Colorado + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2020 · Synced Sep 22, 2026, 9:46 AM EDT
Terminated Phase 3 Interventional Results available

Telaprevir Plus Standard of Care (SOC) in HCV Associated Hepatocellular Carcinoma (HCC)

NCT01821963
View directory record Official record
Conditions
Infection
Interventions
Pegylated Interferon Alfa 2a, Ribavirin, Telaprevir
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 69 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 23, 2020 · Synced Sep 22, 2026, 9:46 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy of a 12-Week Regimen of Telaprevir, Pegylated Interferon, and Ribavirin in Treatment-Naive and Prior Relapser Subjects With Interleukin28B (IL28B) CC Genotype

NCT01459913
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Telaprevir, Pegylated Interferon Alfa-2a, Ribavirin
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
239 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
55
States / cities
Birmingham, Alabama • Phoenix, Arizona • La Jolla, California + 42 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2015 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 2 Interventional

Phase 2 Study of VX-950, Pegasys and Copegus in Hepatitis C

NCT00262483
View directory record Official record
Conditions
Hepatitis C
Interventions
VX-950, ribavirin, peginterferon alfa-2a
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 20, 2007 · Synced Sep 22, 2026, 9:46 AM EDT
Terminated Phase 4 Interventional Results available

Pegylated Interferon, Ribavirin, Telaprevir in Hepatitis C Virus Infection in Orthotopic Liver Transplant Recipients

NCT01592006
View directory record Official record
Conditions
Hepatitis C
Interventions
Peginterferon alfa-2a, Ribavirin, telaprevir
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 14, 2016 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 3 Interventional

Efficacy and Safety Evaluation of a Regimen Consisting of Peginterferon Lambda-1a + Ribavirin + Daclatasvir (Lambda + RBV + DCV) in HCV Genotype 1b Treatment naïve Patients or Prior Relapsers to Peginterferon Alfa + Ribavirin (Alfa + RBV) Therapy

NCT01718158
View directory record Official record
Conditions
Hepatitis C
Interventions
Peginterferon Lambda-1a, Peginterferon Alfa-2a, Ribavirin, Daclatasvir, Telaprevir
Biological · Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
444 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
8
States / cities
Long Beach, California • Marietta, Georgia • New York, New York + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2015 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study to Assess the Effect of Co-Administered Miravirsen and Telaprevir in Healthy Subjects

NCT01646489
View directory record Official record
Conditions
Hepatitis C, Chronic Hepatitis C
Interventions
Miravirsen sodium, Telaprevir
Drug
Lead sponsor
Santaris Pharma A/S
Industry
Eligibility
18 Years to 45 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 11, 2012 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 2 Interventional Results available

A Rollover Study for Subjects Participating in the Control Arm of Study VX06-950-106, VX05-950-104 and VX05-950-104EU Whose Plasma Hepatitis C Virus (HCV) Ribonucleic Acid (RNA) Levels Did Not Respond to Therapy

NCT00535847
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated interferon alfa 2a
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
39
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 35 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2014 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Boceprevir and Telaprevir on Dolutegravir Pharmacokinetics in Healthy Adult Subjects (ING115697).

NCT01563328
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
DTG, BCV, TVR
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 27, 2017 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 3 Interventional Results available

A Phase 3 Study of Telaprevir in Combination With Pegasys® and Copegus® in Treatment-Naive Subjects With Genotype 1 Hepatitis C Virus (HCV)

NCT00627926
View directory record Official record
Conditions
Hepatitis C
Interventions
Pegylated Interferon Alfa 2a, Telaprevir, Ribavirin, Placebo
Biological · Drug · Other
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
1,095 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
65
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fresno, California + 48 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2014 · Synced Sep 22, 2026, 9:46 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

An Open-Label Study of the Effect of Telaprevir in Combination With Peginterferon Alfa-2b and Ribavirin in Pediatric Subjects Infected With Hepatitis C Virus

NCT01701063
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Peginterferon alfa-2b, Ribavirin
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
3 Years to 17 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
13
States / cities
Phoenix, Arizona • San Francisco, California • Denver, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2016 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 2 Interventional Results available

Study to Determine the Safety and Effectiveness of Antiviral Combination Therapy to Treat Hepatitis C Virus (HCV) in Patients Who Have Previously Not Received the Standard of Care

NCT01359644
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
PSI-7977, Daclatasvir, Ribavirin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
17
States / cities
Coronado, California • San Diego, California • Aurora, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2015 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 2 Interventional

A Study to Evaluate the Efficacy and Safety of Quadruple Therapy (VX-222, Telaprevir,Peginterferon-Alfa-2a, Ribavirin) in Subjects With Chronic Hepatitis C With Compensated Cirrhosis

NCT01516918
View directory record Official record
Conditions
Chronic Hepatitis C Virus
Interventions
VX-222, telaprevir, ribavirin, peginterferon-alfa-2a
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
28
States / cities
Birmingham, Alabama • San Diego, California • Englewood, Colorado + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2014 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 2 Interventional Results available

Chronic Hepatitis C Virus Related Thrombocytopenia to Evaluate the Effects of E5501

NCT01355289
View directory record Official record
Conditions
Thrombocytopenia
Interventions
Avatrombopag, Placebo, Pegylated interferon (PEG-IFN), Telaprevir, Ribavirin
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
Los Angeles, California • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 21, 2018 · Synced Sep 22, 2026, 9:46 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug Interaction Study of the Effects of PPI-668 on the Pharmacokinetics of Midazolam and Omeprazole

NCT01786382
View directory record Official record
Conditions
Pharmacokinetic Assessments in Healthy Volunteers
Interventions
PPI-668, Midazolam, Omeprazole, Telaprevir
Drug
Lead sponsor
Presidio Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 25, 2013 · Synced Sep 22, 2026, 9:46 AM EDT
Completed No phase listed Observational

Virology Follow up Study in Subjects Previously Treated With Telaprevir

NCT00916474
View directory record Official record
Conditions
Hepatitis C
Interventions
telaprevir
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
408 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
25
States / cities
Birmingham, Alabama • Coronado, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2014 · Synced Sep 22, 2026, 9:46 AM EDT