Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Sep 30, 2026, 4:01 AM EDT

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

Showing 1–24 of 47 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: telaprevir (VX-950) Clear all
Withdrawn No phase listed Observational

SIMpill Medication Dispensing Device in the Treatment of HCV

NCT01691235
View directory record Official record
Conditions
Chronic Hepatitis C Virus
Interventions
SIMpill device
Device
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 8, 2014 · Synced Sep 30, 2026, 4:01 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 5, 2014 · Synced Sep 30, 2026, 4:01 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 3, 2016 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Relative Bioavailability Three New Formulations of Telaprevir in Healthy Subjects

NCT01511432
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
telaprevir formulation A, telaprevir Formulation B, telaprevir Formulation C, telaprevir Formulation D
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 55 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
2
States / cities
Dallas, Texas • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 4, 2012 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 1 Interventional

Drug-Drug Interaction Study Between Telaprevir and Buprenorphine

NCT01275599
View directory record Official record
Conditions
Hepatitis C, Opioid-Related Disorders
Interventions
telaprevir, buprenorphine/naloxone
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 64 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
2
States / cities
Overland Park, Kansas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 8, 2011 · Synced Sep 30, 2026, 4:01 AM EDT
Withdrawn Phase 4 Interventional

Peginterferon and Ribavirin, With or Without Telaprevir, for Genotype 1 Hepatitis C and IL28B CC Polymorphism

NCT01415141
View directory record Official record
Conditions
Hepatitis C
Interventions
Peginterferon alfa-2a, Ribavirin, telaprevir
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
2
States / cities
Atlanta, Georgia • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Sep 30, 2026, 4:01 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 4, 2014 · Synced Sep 30, 2026, 4:01 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 22, 2018 · Synced Sep 30, 2026, 4:01 AM EDT
Terminated Phase 2 Interventional Results available

Open Label Study of the Efficacy and Safety of MBL-HCV1 in Combination With Oral Direct-Acting Antivirals in Patients Undergoing Liver Transplantation for Hepatitis C

NCT01532908
View directory record Official record
Conditions
Hepatitis C Infection
Interventions
MBL-HCV1, Telaprevir (Part 1), Sofosbuvir (Part 2)
Biological · Drug
Lead sponsor
MassBiologics
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
5
States / cities
Boston, Massachusetts • St Louis, Missouri • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2021 · Synced Sep 30, 2026, 4:01 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 9, 2015 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Eltrombopag/Boceprevir and Eltrombopag/Telaprevir Drug-Drug Interaction Study In Healthy Adult Subjects

NCT01657552
View directory record Official record
Conditions
Thrombocytopaenia
Interventions
Eltrombopag, Boceprevir, Telaprevir
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 3 Interventional Results available

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

NCT00758043
View directory record Official record
Conditions
Hepatitis C
Interventions
telaprevir, ribavirin, peginterferon alfa-2a
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
74
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fresno, California + 57 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2021 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 3 Interventional Results available

A Safety and Effectiveness Study of Telaprevir in Chronic, Genotype 1, Hepatitis C Patients That Failed Previous Standard Treatment

NCT00703118
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Telaprevir, Peg-IFN-alfa-2a, Ribavirin, Placebo
Drug
Lead sponsor
Tibotec BVBA
Industry
Eligibility
18 Years to 70 Years
Enrollment
663 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
31
States / cities
Birmingham, Alabama • Coronado, California • La Jolla, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2014 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 2 Interventional Results available

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

NCT00336479
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa 2a, Placebo
Drug · Other
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
36
States / cities
Phoenix, Arizona • Los Angeles, California • Palo Alto, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2014 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 2 Interventional Results available

Dose Ranging of GSK2336805 in Combination Therapy

NCT01648140
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
GSK2336805 40 mg, GSK2336805 60 mg, Pegylated interferon alpha-2a, Ribavirin, Telaprevir
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 70 Years
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
18
States / cities
Dothan, Alabama • Anaheim, California • Los Angeles, California + 15 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2017 · Synced Sep 30, 2026, 4:01 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Vitamin D + Telaprevir + Peginterferon + Ribavirin for of Hepatitis C Genotype 1

NCT01890772
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Peginterferon alfa-2a, Ribavirin, Vitamin D
Drug · Dietary Supplement
Lead sponsor
Timothy Morgan, MD
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
4
States / cities
Long Beach, California • Minneapolis, Minnesota • Kansas City, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated May 14, 2014 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Phase 2 Interventional

VX-222 + Telaprevir + Ribavirin for 12 or 16 Weeks in Treatment-Naive Subjects With Genotype 1a Hepatitis C

NCT01581138
View directory record Official record
Conditions
Chronic Hepatitis C Virus
Interventions
VX-222, telaprevir, ribavirin
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
18
States / cities
Birmingham, Alabama • Anaheim, California • Riverside, California + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 4, 2014 · Synced Sep 30, 2026, 4:01 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 3, 2015 · Synced Sep 30, 2026, 4:01 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 21, 2007 · Synced Sep 30, 2026, 4:01 AM EDT
Completed Not applicable Interventional

Comparative Effectiveness and Tolerability of Boceprevir vs Telaprevir

NCT02113631
View directory record Official record
Conditions
Hepatitis C, Chronic, Cirrhosis
Interventions
Telaprevir, Boceprevir, Peg-IFN, Ribavirin
Drug
Lead sponsor
Louis Stokes VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Sep 30, 2026, 4:01 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 15, 2016 · Synced Sep 30, 2026, 4:01 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 26, 2013 · Synced Sep 30, 2026, 4:01 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 8, 2010 · Synced Sep 30, 2026, 4:01 AM EDT
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 10, 2013 · Synced Sep 30, 2026, 4:01 AM EDT