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, 4:22 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 199 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pegylated Interferon Alfa-2a Clear all
Completed Phase 2 Interventional Results available

Pegylated Interferon Alfa-2a Maintenance Therapy and Liver Disease Progression in People Infected With Both HIV and Hepatitis C Virus (HCV)

NCT00078403
View directory record Official record
Conditions
HIV Infections, Hepatitis C, Liver Disease
Interventions
Peginterferon alfa-2a, Ribavirin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
36
States / cities
Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 23 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2021 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 4 Interventional Results available

A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) Plus COPEGUS (Ribavirin) With or Without Pioglitazone in Treatment-Naive Patients With Chronic Hepatitis C and Insulin Resistance.

NCT00545233
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
peginterferon alfa-2a [Pegasys], ribavirin [Copegus], Pioglitazone
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
65
States / cities
Birmingham, Alabama • Tucson, Arizona • Anaheim, California + 53 more
Source: ClinicalTrials.gov public record
Updated May 7, 2012 · Synced Sep 30, 2026, 4:22 AM 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 Sep 30, 2026, 4:22 AM EDT
Completed Phase 2 Interventional Results available

A Dose Ranging Study Of PF-00868554 In Combination With PEGASYS And COPEGUS In Patients With Chronic Hepatitis C Genotype 1 Infection

NCT00720434
View directory record Official record
Conditions
Hepatitis C
Interventions
PF-00868554, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
9
States / cities
La Jolla, California • San Francisco, California • Orlando, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2013 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 4 Interventional Results available

Latino Study - A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) and COPEGUS (Ribavirin) in Treatment-Naive Patients With Chronic Hepatitis C-Genotype 1.

NCT00107653
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Ribavirin, Peginterferon alfa-2a
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 65 Years
Enrollment
569 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
58
States / cities
Scottsdale, Arizona • Tucson, Arizona • Anaheim, California + 46 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2016 · Synced Sep 30, 2026, 4:22 AM EDT
Recruiting Phase 3 Interventional

Study of the Bria-IMT Regimen and CPI vs Physicians' Choice in Advanced Metastatic Breast Cancer.

NCT06072612
View directory record Official record
Conditions
Breast Cancer, Metastatic Breast Cancer, Breast Neoplasm, Breast Cancer Metastatic, End Stage Cancer
Interventions
SV-BR-1-GM, Cyclophosphamide, Interferon infiltration of the inoculation site, Retifanlimab, Treatment of Physician's Choice
Biological · Drug
Lead sponsor
BriaCell Therapeutics Corporation
Industry
Eligibility
18 Years and older
Enrollment
404 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
79
States / cities
Phoenix, Arizona • Tucson, Arizona • Anaheim, California + 60 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 1 Interventional

Open Label Study of Single Agent Oral RG7388 in Patients With Polycythemia Vera and Essential Thrombocythemia

NCT02407080
View directory record Official record
Conditions
Polycythemia Vera, Essential Thrombocythemia
Interventions
RG7388, Pegasys
Drug
Lead sponsor
John Mascarenhas
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
3
States / cities
Washington D.C., District of Columbia • New York, New York • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 12, 2019 · Synced Sep 30, 2026, 4:22 AM 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 Sep 30, 2026, 4:22 AM EDT
Completed Phase 2 Interventional

A Study of RO5024048 in Combination With Pegasys and Copegus in Treatment-Naive Patients With Chronic Hepatitis C, Genotype 1 or 4

NCT00869661
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Copegus, Pegasys, RO5024048
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 65 Years
Enrollment
413 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2012
U.S. locations
21
States / cities
Birmingham, Alabama • La Jolla, California • Sacramento, California + 18 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 30, 2026, 4:22 AM EDT
Not listed Phase 2 Interventional

Hyperthermia With Chemotherapy for Locally Advanced or Metastatic Pancreas Cancer

NCT00178763
View directory record Official record
Conditions
Pancreatic Neoplasms
Interventions
Heckel Infrared Radiant Heat Device, cisplatin, gemcitabine, interferon-alpha, thermochemotherapy
Device · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 3, 2011 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 2 Interventional

Study to Evaluate Drug-drug Interaction Between Valopicitabine and Ribavirin

NCT00395421
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
NM283 plus Peg-IFNα-2a
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
114 participants
Timeline
2006 – 2008
U.S. locations
2
States / cities
Atlanta, Georgia • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 10, 2010 · Synced Sep 30, 2026, 4:22 AM EDT
Terminated Phase 3 Interventional Results available

Alisporivir With PEG and RBV in Protease Inhibitor (PI) Treatment Failure Patients With Chronic Hepatitis C

NCT01500772
View directory record Official record
Conditions
Hepatitis C
Interventions
Alisporivir, Peginterferon alfa-2a, Ribavirin
Drug
Lead sponsor
Debiopharm International SA
Industry
Eligibility
18 Years to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
26
States / cities
Phoenix, Arizona • Bakersfield, California • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2016 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Not applicable Interventional

Effects of Anti-HIV Therapy on Treatment for Hepatitis C in HCV/HIV Infected Adults

NCT00100581
View directory record Official record
Conditions
HIV Infections, Hepatitis C
Interventions
Efavirenz, Lamivudine, Lopinavir/ritonavir, Pegylated interferon alfa-2a, Ribavirin, Tenofovir disoproxil fumarate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2007
U.S. locations
2
States / cities
New York, New York • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Sep 30, 2026, 4:22 AM 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 Sep 30, 2026, 4:22 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, 4:22 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Alisporivir Triple Therapy in Chronic Hepatitis C Genotype 1 Treatment-naïve Participants

NCT01318694
View directory record Official record
Conditions
Hepatitis C
Interventions
Alisporivir, Peginterferon alfa-2a, Ribavirin, ALV Placebo
Drug
Lead sponsor
Debiopharm International SA
Industry
Eligibility
18 Years to 70 Years
Enrollment
1,081 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
32
States / cities
Beverly Hills, California • Oakland, California • San Diego, California + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2016 · Synced Sep 30, 2026, 4:22 AM 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 Sep 30, 2026, 4:22 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, 4:22 AM EDT
Completed No phase listed Observational

Brain Deficits in HIV/HCV Coinfected People Before and After Anti-HCV Therapy

NCT00747539
View directory record Official record
Conditions
HIV, Hepatitis C, Infections
Interventions
Pegylated interferon alfa and ribavirin (PEG-IFN/RBV)
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
4
States / cities
Lancaster, California • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 13, 2016 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 2 Interventional

A Study of RO5190591 (Danoprevir) in Combination With Pegasys and Copegus in Treatment-Naive Patients With Chronic Hepatitis C Genotype 1 Virus Infection

NCT00963885
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Copegus, Pegasys, Placebo, RO5190591 (Danoprevir)
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
24
States / cities
Phoenix, Arizona • Long Beach, California • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 1Phase 2 Interventional

Pharmacokinetics of Multiple Ascending Doses of VCH-222 in Subjects With Chronic Hepatitis C Infection

NCT00911963
View directory record Official record
Conditions
Hepatitis C
Interventions
VCH-222 or matching placebo, peginterferon alfa-2a, ribavirin
Drug · Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
4
States / cities
Marietta, Georgia • Detroit, Michigan • Dallas, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2014 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 2 Interventional

Evaluating the Safety of Two Medications to Treat Hepatitis C in People With Thalassemia (The HepC Study)

NCT00502788
View directory record Official record
Conditions
Hepatitis C, Thalassemia
Interventions
Peginterferon Alfa-2a and Ribavirin, Ribavirin
Drug
Lead sponsor
Carelon Research
Other
Eligibility
18 Years to 44 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
3
States / cities
Oakland, California • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 4, 2014 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Safety and Tolerability Study of Nitazoxanide in HIV-HCV Treatment Failures

NCT01185028
View directory record Official record
Conditions
Hepatitis C Infection, HIV Infection
Interventions
Nitazoxanide With Pegylated Interferon And Ribavirin
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 99 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Sep 30, 2026, 4:22 AM EDT
Completed Phase 2 Interventional

A Study of Hepatitis C Virus (HCV) Polymerase Inhibitor Pro-Drug in Combination With PEGASYS Plus COPEGUS Compared With PEGASYS Plus COPEGUS in Patients With Chronic Hepatitis C Genotype 1 Infection.

NCT00517439
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Copegus, Pegasys, RO4588161
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 65 Years
Enrollment
516 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
30
States / cities
Phoenix, Arizona • La Jolla, California • Long Beach, California + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 30, 2026, 4:22 AM EDT