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ClinicalTrials.gov public records Last synced Oct 23, 2026, 2:05 AM EDT

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Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Peginterferon Alpha-2a Clear all
Completed Phase 2 Interventional Results available

Peginterferon Alpha-2a and Ribavirin to Treat Hepatitis C in HIV-infected Patients

NCT00085917
View directory record Official record
Conditions
Hepatitis C, HIV Infections
Interventions
Double dose pegylated interferon with weight based Ribavirin, standard dose pegylated interferon alfa -2a and ribavirin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 27, 2011 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 2 Interventional Results available

Pegylated Interferon to Treat Chronic Hepatitis D

NCT00023322
View directory record Official record
Conditions
Hepatitis D
Interventions
Peginterferon Alpha-2a
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 10, 2013 · Synced Oct 23, 2026, 2:05 AM 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 23, 2026, 2:05 AM EDT
Completed Phase 2 Interventional Results available

A Study of Debio 025 in Combination With PegIFN Alpha-2a and Ribavirin in Chronic HCV Patients Non-responders to Standard Treatment

NCT00537407
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Debio 025, Peg-IFNα2a, Ribavirin
Drug
Lead sponsor
Debiopharm International SA
Industry
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
7
States / cities
La Jolla, California • Gainesville, Florida • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2016 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 3 Interventional Results available

An Efficacy, Safety and Tolerability Study of TMC435 in Genotype 1 Hepatitis C-infected Patients Who Relapsed After Previous Therapy

NCT01281839
View directory record Official record
Conditions
Hepatitis C
Interventions
TMC435, Placebo, Peginterferon alpha-2a (PegIFN alpha-2a), Ribavirin (RBV)
Drug
Lead sponsor
Janssen R&D Ireland
Industry
Eligibility
18 Years and older
Enrollment
394 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
11
States / cities
Bakersfield, California • Aurora, Colorado • Jacksonville, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 2 Interventional Results available

Safety, Tolerability, and Antiviral Activity of ACH-0141625 or Placebo in Combination With Peginterferon and Ribavirin in Hepatitis C Virus (HCV) Positive Participants

NCT01180790
View directory record Official record
Conditions
Hepatitis C
Interventions
ACH-0141625 (Sovaprevir), Placebo, Pegylated Interferon alpha-2a, Ribavirin
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
15
States / cities
Los Angeles, California • San Francisco, California • Bradenton, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced Oct 23, 2026, 2:05 AM EDT
Terminated Early Phase 1 Interventional

Pilot Study of Betaine + Combination Antiviral Therapy for Chronic Hepatitis C Genotype 1 Non-responder/Relapsers

NCT00882193
View directory record Official record
Conditions
Chronic Hepatitis C, Genotype 1, Relapse
Interventions
Betaine, Peginterferon alpha 2a, Ribavirin
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Nov 30, 2023 · Synced Oct 23, 2026, 2:05 AM 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 23, 2026, 2:05 AM EDT
Completed Not applicable Interventional

Peginterferon Alpha-2a Maintenance Therapy for Portal Hypertension in Patients With Hepatitis C

NCT00252642
View directory record Official record
Conditions
Hepatitis C, Cirrhosis, Fibrosis
Interventions
Peginterferon Alpha-2a
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 20, 2017 · Synced Oct 23, 2026, 2:05 AM 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 23, 2026, 2:05 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 Oct 23, 2026, 2:05 AM EDT
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 23, 2026, 2:05 AM EDT
Completed Phase 4 Interventional Results available

Pegylated Interferon and Ribavirin to Treat Chronic Hepatitis C With and Without Kidney Disease

NCT00028093
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Peginterferon alfa-2a with Ribavirin, Peginterferon alfa-2a
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 8, 2013 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 3 Interventional Results available

An Efficacy, Safety, and Tolerability Study of TMC435 in Treatment-naive, Genotype 1 Hepatitis C-infected Participants

NCT01290679
View directory record Official record
Conditions
Hepatitis C
Interventions
Placebo, TMC435, Peginterferon alpha-2a or Peginterferon alpha-2b (PegIFNα-2a/b), Ribavirin (RBV)
Drug
Lead sponsor
Janssen R&D Ireland
Industry
Eligibility
18 Years and older
Enrollment
393 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
11
States / cities
Los Angeles, California • Jacksonville, Florida • Orlando, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 13, 2014 · Synced Oct 23, 2026, 2:05 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 Oct 23, 2026, 2:05 AM 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 23, 2026, 2:05 AM EDT
Completed Phase 2 Interventional Results available

Antiviral Activity of Peg-IFN-Alpha-2A in Chronic HIV-1 Infection

NCT00594880
View directory record Official record
Conditions
HIV Infections
Interventions
Pegylated Interferon-alpha 2a, 180 mcg/week sc, Pegylated Interferon-alpha 2a, 90 mcg/week sc
Drug
Lead sponsor
The Wistar Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
5
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 10, 2015 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 3 Interventional Results available

A Study to Assess the Safety, Tolerability and Efficacy of TMC435 Along With Pegylated Interferon Alpha-2a (Pegasys) and Ribavirin (Copegus) Triple Therapy in Chronic Hepatitis C Genotype-1 Infected Patients Co-infected With Human Immunodeficiency Virus-Type 1

NCT01479868
View directory record Official record
Conditions
Hepatitis C Virus Genotype-1
Interventions
TMC435, Pegylated interferon alpha-2a, Ribavirin
Drug
Lead sponsor
Janssen R&D Ireland
Industry
Eligibility
18 Years to 70 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
10
States / cities
Los Angeles, California • Washington D.C., District of Columbia • Orlando, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2014 · Synced Oct 23, 2026, 2:05 AM EDT
Not listed Phase 1Phase 2 Interventional

A Study of BRIA-OTS Cellular Immunotherapy in Metastatic Recurrent Breast Cancer

NCT06471673
View directory record Official record
Conditions
Breast Cancer, Breast Tumor, Cancer of Breast, Cancer of the Breast, Malignant Tumor of Breast, Tumors, Breast
Interventions
BC1 cell line, Bria-OTS regimen and CPI (tislelizumab), Bria-OTS regimen and CPI (tislelizumab) expansion cohort
Biological
Lead sponsor
BriaCell Therapeutics Corporation
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Daclatasvir (BMS-790052) Plus Standard of Care (Pegylated-interferon Alpha and Ribavirin)

NCT00874770
View directory record Official record
Conditions
Hepatitis C Infection
Interventions
Daclatasvir, Placebo, Peginterferon alpha-2a, ribavirin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
11
States / cities
Montgomery, Alabama • Aurora, Colorado • New Haven, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2015 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 2 Interventional

Treatment of Hepatitis C in Hemophilic Patients With HIV

NCT00055341
View directory record Official record
Conditions
HIV Infections, Hepatitis C, Hemophilia
Interventions
Peginterferon alfa-2a, Ribavirin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
15 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 30, 2008 · Synced Oct 23, 2026, 2:05 AM EDT
Withdrawn Phase 2 Interventional

A Study of BMS-824393 in Combination With Peginterferon Alfa-2a (Pegasys) and Ribavirin (Copegus) in Treatment Naive Subjects With Chronic Hepatitis C Virus Genotype I

NCT01142700
View directory record Official record
Conditions
Chronic Hepatitis C Virus Genotype 1
Interventions
BMS-824393, Placebo, Peginterferon Alpha-2a, Ribavirin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
11
States / cities
Coronado, California • San Diego, California • Washington D.C., District of Columbia + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2011 · Synced Oct 23, 2026, 2:05 AM EDT
Not listed Phase 1Phase 2 Interventional

Gefitinib and PEG-Interferon Alfa-2a in Treating Patients With Unresectable or Metastatic Skin Cancer

NCT00423397
View directory record Official record
Conditions
Non-melanomatous Skin Cancer
Interventions
PEG-interferon alfa-2a, gefitinib
Biological · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 19, 2013 · Synced Oct 23, 2026, 2:05 AM EDT
Completed Phase 4 Interventional

Study for the Treatment of Significant Steatosis With Xenical Followed by Treatment of Hepatitis C With Pegasys/Copegus

NCT00207311
View directory record Official record
Conditions
Fatty Liver, Hepatitis C
Interventions
Xenical, Pegasys, Copegus, Xenicare Program
Drug · Behavioral
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Fort Sam Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 14, 2012 · Synced Oct 23, 2026, 2:05 AM EDT