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

A Double-Blinded Randomized Control Study Evaluating the Efficacy and Safety of Pegylated Lambda Interferon Compared to Pegylated Alfa-2a Interferon, Each in Combination With Ribavirin, in the Treatment of Naive Genotype 1 or 4 Chronic Hepatitis C Subjects

Status
Withdrawn
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01447394
Enrollment
0
Registered
2011-10-06
Start date
2012-03-31
Completion date
2014-08-31
Last updated
2012-02-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hepatitis C Virus (HCV)

Brief summary

The purpose of this study is to determine if 48 weeks of therapy with Pegylated Interferon Lambda plus Ribavirin is effective and safe for a treatment of chronic hepatitis C (CHC) compared to therapy with Pegylated Interferon Alfa-2a plus Ribavirin.

Interventions

Syringe, Subcutaneous, 180 μg, Once weekly, 48 weeks

BIOLOGICALPegylated Interferon Alfa-2a

Syringe, Subcutaneous, 180 μg, Once weekly, 48 weeks

DRUGRibavirin

Tablets, Oral, 1000 or 1200 mg based on weight, Twice daily, 48 weeks

Sponsors

Bristol-Myers Squibb
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Chronic hepatitis C, Genotype 1 or 4 * HCV Ribonucleic acid (RNA) ≥ 100,000 IU/mL at screening * Liver biopsy documenting no cirrhosis (within prior 2 years) or cirrhosis (from any time prior to randomization). Where approved for staging of liver disease, non-invasive imaging may be used to assess the extent of liver disease. Subjects with compensated cirrhosis can enroll and will be capped at 10% * Naive to prior anti-HCV therapy

Exclusion criteria

* Infected with HCV other than Genotype 1 or 4 * Positive Hepatitis B surface antigen (HBsAg), or Human immunodeficiency virus-1 (HIV-1)/HIV-2 antibody or hepatitis D virus (HDV) at screening * Evidence of liver disease other than HCV * Active substance abuse * Use of hematologic growth factors within 90 days prior to study randomization * Evidence of decompensated cirrhosis based on radiologic criteria or biopsy results and clinical criteria

Design outcomes

Primary

MeasureTime frame
Efficacy of Lambda + Ribavirin (RBV) compared to Alfa + RBV in achieving a sustained virological responseAt follow-up Week 24 (SVR24) following 48 weeks of treatment
The safety of Lambda + RBV compared to Alfa + RBV in reducing cytopenic abnormalitiesFrom Day 1 to end of Week 48 on-treatment

Secondary

MeasureTime frame
Proportion of interferon-associated symptoms: a) Flu-like symptoms b) Musculoskeletal symptoms c) Neurologic symptoms d) Psychiatric symptoms e) Constitutional symptomsFrom Day 1 to end of Week 48 on-treatment

Countries

Canada, China, Colombia, Czechia, Egypt, Hong Kong, Hungary, India, Ireland, Netherlands, Poland, Romania, Russia, Singapore, South Korea, Spain, Taiwan, Turkey (Türkiye), United Kingdom, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026