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ClinicalTrials.gov public records Last synced Oct 2, 2026, 3:22 PM EDT

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Showing 1–13 of 13 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: PEG-Interferon-alpha 2a (Pegasys®) Clear all
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 10, 2015 · Synced Oct 2, 2026, 3:22 PM EDT
Completed Phase 2 Interventional Results available

Pegasys® in Patients With Myeloproliferative Diseases

NCT00452023
View directory record Official record
Conditions
Myeloproliferative Disorders
Interventions
IFN-alpha2a
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Oct 2, 2026, 3:22 PM 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 8, 2014 · Synced Oct 2, 2026, 3:22 PM EDT
Terminated Phase 2 Interventional

Capecitabine and Pegylated Interferon Alfa-2a in Treating Patients With Recurrent or Progressive Brain Metastases Due to Breast Cancer

NCT00227656
View directory record Official record
Conditions
Breast Cancer, Metastatic Cancer
Interventions
PEG-interferon alfa-2a, Capecitabine
Biological · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
4
States / cities
Wichita, Kansas • Grand Rapids, Michigan • Springfield, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2012 · Synced Oct 2, 2026, 3:22 PM 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 Oct 2, 2026, 3:22 PM 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 Oct 2, 2026, 3:22 PM EDT
Completed Phase 2 Interventional Results available

Sofosbuvir (GS-7977) in Combination With PEG and Ribavirin for 12 Weeks in Treatment Experienced Subjects With Chronic HCV Infection Genotype 2 or 3

NCT01808248
View directory record Official record
Conditions
Hepatitis C
Interventions
SOF, PEG, RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 12, 2014 · Synced Oct 2, 2026, 3:22 PM EDT
Completed Phase 1 Interventional

A Study to Assess the Safety and Tolerability of Atezolizumab in Combination With Other Immune-Modulating Therapies in Participants With Locally Advanced or Metastatic Solid Tumors

NCT02174172
View directory record Official record
Conditions
Solid Cancers
Interventions
Atezolizumab, Bevacizumab, Interferon alfa-2b, Ipilimumab, Obinutuzumab, PEG-interferon alfa-2a
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
8
States / cities
Scottsdale, Arizona • Los Angeles, California • New Haven, Connecticut + 3 more
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Oct 2, 2026, 3:22 PM EDT
Terminated Phase 2 Interventional Results available

An Open Label Study of the Effect of Telaprevir in Combination With Ribavirin and Peginterferon on HCV Infection in Stable Liver Transplant Patients

NCT01467505
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa-2a, Immunosuppressant Regimen
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
20
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 18, 2015 · Synced Oct 2, 2026, 3:22 PM EDT
Completed Phase 2 Interventional Results available

A Study of Telaprevir (VX-950), Pegasys and Copegus in Hepatitis C (PROVE3)

NCT00420784
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa 2a, Matching Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
41
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 35 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Oct 2, 2026, 3:22 PM EDT
Terminated Phase 3 Interventional Results available

A Study to Treat Subjects With Telaprevir, Ribavirin, and Peginterferon Who Are Coinfected With HIV and Hepatitis C Virus (HCV)

NCT01467479
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa-2a, Highly Active Antiretroviral Therapy (HAART)
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
46
States / cities
Birmingham, Alabama • Bakersfield, California • Beverly Hills, California + 42 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Oct 2, 2026, 3:22 PM EDT
Completed Phase 2 Interventional

Merimepodib (MMPD) in Triple Combination for the Treatment of Chronic Hepatitis C

NCT00088504
View directory record Official record
Conditions
Hepatitis C, Hepatitis
Interventions
Merimepodib, PEG-Interferon-alpha 2a (Pegasys®), Ribavirin (Copegus®)
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
67
States / cities
Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 55 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2007 · Synced Oct 2, 2026, 3:22 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Daclatasvir (BMS-790052) Plus Pegylated Interferon-Alfa 2a and Ribavirin in Patients Coinfected With Untreated Hepatitis C Virus and HIV Virus

NCT01471574
View directory record Official record
Conditions
Hepatitis C, Genotype 1
Interventions
Daclatasvir, Ribavirin, PEG-Interferon alfa 2a
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Enrollment
549 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
23
States / cities
Birmingham, Alabama • La Jolla, California • Los Angeles, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2016 · Synced Oct 2, 2026, 3:22 PM EDT