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 Oct 5, 2026, 2:33 PM EDT

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

Showing 73–96 of 202 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pegylated Interferon-alpha2a Clear all
Completed Phase 2 Interventional Results available

A Study of TMC435 in Combination With Pegylated Interferon Alp\Fa-2a and Ribavirin in Patients Infected With Genotype 1 Hepatitis C Virus Who Never Received Treatment

NCT00882908
View directory record Official record
Conditions
Hepatitis C
Interventions
TMC435, Ribavirin (R), PegIFNα-2a (P), Placebo
Drug
Lead sponsor
Tibotec Pharmaceuticals, Ireland
Industry
Eligibility
18 Years to 70 Years
Enrollment
386 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
12
States / cities
Los Angeles, California • Jacksonville, Florida • Orlando, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2014 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional

A Study of Mericitabine in Combination With Boceprevir and Pegasys/Copegus in Patients With Chronic Hepatitis C

NCT01482403
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Copegus, Pegasys, boceprevir, mericitabine, mericitabine placebo, boceprevir placebo
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
7
States / cities
Littleton, Colorado • Chicago, Illinois • Shreveport, Louisiana + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2016 · Synced Oct 5, 2026, 2:33 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 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Results available

Study of ABT-267 in Treatment Naive Hepatitis C Virus (HCV) Genotype 1 Infected Subjects

NCT01314261
View directory record Official record
Conditions
Chronic Hepatitis C, Hepatitis C Virus (HCV) Infection
Interventions
ABT-267, Pegylated interferon (pegIFN), Ribavirin (RBV), Placebo for ABT-267
Drug · Other
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • Orlando, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2018 · Synced Oct 5, 2026, 2:33 PM 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 31, 2019 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 4 Interventional Results available

A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) in Combination With Copegus (Ribavirin) in Patients With Chronic Hepatitis C (CHC) Enrolled in a Methadone Maintenance Treatment Program.

NCT00087594
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
peginterferon alfa-2a [Pegasys], ribavirin
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
7
States / cities
San Francisco, California • Farmington, Connecticut • Honolulu, Hawaii + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2016 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Results available

Safety, Antiviral Activity, and Pharmacokinetics of GSK2336805 With Peginterferon and Ribavirin in Chronic Hepatitis C Subjects

NCT01439373
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
GSK2336805, Pegylated interferon alfa-2a, Ribavirin, GSK2336805 Matching Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
9
States / cities
Anaheim, California • Chula Vista, California • Coronado, California + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Oct 5, 2026, 2:33 PM EDT
Withdrawn Phase 1 Interventional

Cemiplimab/Peg-Interferon-α in Advanced CSCC

NCT05729139
View directory record Official record
Conditions
Cutaneous Squamous Cell Carcinoma, Squamous Cell Carcinoma, Advanced Squamous Cell Carcinoma
Interventions
Cemiplimab-Rwlc, PEG-IFN alfa-2a
Drug
Lead sponsor
Baptist Health South Florida
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 9, 2023 · Synced Oct 5, 2026, 2:33 PM 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 Oct 5, 2026, 2:33 PM 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 Oct 5, 2026, 2:33 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Reducing the Residual Reservoir of HIV-1 Infected Cells in Patients Receiving Antiretroviral Therapy

NCT02471430
View directory record Official record
Conditions
HIV Infection
Interventions
Panobinostat, Pegylated Interferon-alpha2a
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 5, 2026, 2:33 PM EDT
Withdrawn Phase 3 Interventional

Safety and Efficacy Study of Pegylated Interferon Lambda Versus Pegylated Interferon Alfa, Plus Ribavirin in Subjects With Hepatitis C

NCT01447394
View directory record Official record
Conditions
Hepatitis C Virus (HCV)
Interventions
Pegylated Interferon Lambda, Pegylated Interferon Alfa-2a, Ribavirin
Biological · Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
3
States / cities
San Diego, California • Rochester, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 3, 2012 · Synced Oct 5, 2026, 2:33 PM EDT
Recruiting Phase 3 Interventional

A Phase 3 Study of INCA033989 Versus Best Available Therapy in Participants With Essential Thrombocythemia

NCT07623200
View directory record Official record
Conditions
Essential Thrombocythemia
Interventions
INCA033989, Best Available Treatment
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
426 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
40
States / cities
Gilbert, Arizona • Duarte, California • Greenbrae, California + 32 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 5, 2026, 2:33 PM EDT
Terminated Phase 2 Interventional Results available

Standard of Care (SOC) With or Without CTS-1027 in Hepatitis C (HCV) Null-Responders

NCT01273064
View directory record Official record
Conditions
Hepatitis C
Interventions
CTS-1027, pegylated interferon, Ribavirin, Placebo
Drug
Lead sponsor
Conatus Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
45
States / cities
Birmingham, Alabama • Coronado, California • La Jolla, California + 33 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2012 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 3 Interventional

Thymosin Plus PEG-Interferon in Hepatitis C Patients With Cirrhosis Who Did Not Respond to Interferon or Interferon Plus Ribavirin

NCT00039962
View directory record Official record
Conditions
Hepatitis C, Hepatitis C, Chronic
Interventions
thymalfasin (thymosin alpha 1), PEGinterferon alfa-2a
Drug
Lead sponsor
SciClone Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2002
U.S. locations
54
States / cities
Mobile, Alabama • Scottsdale, Arizona • Anaheim, California + 43 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2008 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional

Safety Study of Pegylated Interferon Lambda Plus Single or 2 Direct Antiviral Agents With Ribavirin

NCT01309932
View directory record Official record
Conditions
Hepatitis C
Interventions
Pegylated Interferon Lambda (pegIFNλ), BMS-790052 (NS5A Inhibitor), Ribavirin (RBV), BMS-650032 (NS3 Protease Inhibitor), Pegylated Interferon Alfa-2a (pegIFNα-2a), Placebo (PBO) for BMS-650032 (Placebo for NS3 Protease Inhibitor), Placebo (PBO) for BMS-790052 (Placebo for NS5A Inhibitor), Placebo for Ribavirin (RBV)
Biological · Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
13
States / cities
Phoenix, Arizona • Palm Springs, California • Aurora, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2015 · Synced Oct 5, 2026, 2:33 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 5, 2026, 2:33 PM EDT
Completed Phase 4 Interventional

Safety and Effectiveness Using Pegasys and Copegus in Recipients of Liver Transplantation With Hepatitis C

NCT00275548
View directory record Official record
Conditions
Liver Transplant, Hepatitis C
Interventions
Pegasys, Copegus
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
19 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 11, 2011 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Results available

Filibuvir In Treatment Naive Hepatitis C Virus (HCV) Genotype 1 Subjects

NCT00987337
View directory record Official record
Conditions
Hepatitis, Hepatitis C
Interventions
Filibuvir, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
30
States / cities
Anaheim, California • Coronado, California • La Jolla, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2014 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Results available

Study of the Anti-HCV Drug (BMS-790052) Combined With Peginterferon and Ribavirin in Patients Who Failed Prior Treatment

NCT01170962
View directory record Official record
Conditions
Hepatitis C Virus
Interventions
BMS-790052, Placebo, peginterferon alfa-2a, ribavirin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
35
States / cities
Montgomery, Alabama • La Jolla, California • Los Angeles, California + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2015 · Synced Oct 5, 2026, 2:33 PM 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 Oct 5, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Results available

A Randomized Study to Evaluate the Safety, Tolerability and Antiviral Activity of ABT-450, ABT-333 and ABT-072

NCT01074008
View directory record Official record
Conditions
Hepatitis C, HCV, Chronic Hepatitis C Infection, Hepatitis C Genotype 1
Interventions
ABT-450, ABT-072, ABT-333, Ritonavir, Peginterferon alpha-2a, Ribavirin, Placebo
Drug · Other
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 65 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
25
States / cities
Phoenix, Arizona • Anaheim, California • La Jolla, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2015 · Synced Oct 5, 2026, 2:33 PM EDT
Terminated Phase 2 Interventional Results available

Pegasys in Patients With Chronic Myeloid Leukemia (CML)

NCT01392170
View directory record Official record
Conditions
Leukemia
Interventions
PEG-IFNá-2a
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
16 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 4, 2015 · Synced Oct 5, 2026, 2:33 PM EDT
Completed Phase 3 Interventional

Study of the Efficacy and Safety of Lonafarnib / Ritonavir With and Without Pegylated Interferon -Alfa-2a

NCT03719313
View directory record Official record
Conditions
Hepatitis Delta Virus
Interventions
Lonafarnib, Ritonavir, PEG IFN-alfa-2a, Placebo Lonafarnib, Placebo Ritonavir
Drug
Lead sponsor
Eiger BioPharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
407 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
18
States / cities
Fresno, California • Los Angeles, California • Palo Alto, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2023 · Synced Oct 5, 2026, 2:33 PM EDT