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Study of VIR-2218 With or Without Pegylated Interferon Alpha-2a for Treatment of Chronic Hepatitis B Virus Infection

Phase 2
Active, not recruiting
Conditions
Chronic Hepatitis B
Interventions
Drug: pegylated interferon-alfa 2a
Registration Number
NCT04412863
Lead Sponsor
Vir Biotechnology, Inc.
Brief Summary

This is a phase 2 study in which subjects with chronic hepatitis B virus (HBV) infection will receive VIR-2218 alone or in combination with pegylated interferon alfa-2a and will be assessed for safety, tolerability, pharmacokinetics, and antiviral activity.

Detailed Description

Not available

Recruitment & Eligibility

Status
ACTIVE_NOT_RECRUITING
Sex
All
Target Recruitment
84
Inclusion Criteria
  • Male or female of ages 18 - 65
  • Chronic HBV infection for >/= 6 months
Exclusion Criteria
  • Any clinically significant chronic or acute medical condition that makes the volunteer unsuitable for participation
  • Significant fibrosis or cirrhosis
  • History or evidence of drug or alcohol abuse
  • History of intolerance to SC injection
  • History of chronic liver disease from any cause other than chronic HBV infection
  • History of hepatic decompensation
  • Any prior receipt of an interferon product

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Cohort 3eVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 3epegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 2dpegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 2epegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 2dVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 2fVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 3dpegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 2fpegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 1fpegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 3fVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 3fpegylated interferon-alfa 2aVIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 1fVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 1dVIR-2218VIR-2218 given by subcutaneous injection
Cohort 3dVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Cohort 1eVIR-2218VIR-2218 given by subcutaneous injection
Cohort 2eVIR-2218VIR-2218 and pegylated interferon-alfa 2a given by subcutaneous injection
Primary Outcome Measures
NameTimeMethod
Number of subjects with Adverse Events as assessed by CTCAE v5.0Up to 148 Weeks
Number of subjects with abnormalities in vital signs, electrocardiogram (ECG), and clinically significant laboratory findingsUp to 148 Weeks
Secondary Outcome Measures
NameTimeMethod
Mean maximum reduction of serum HBsAg at any timepointUp to 144 Weeks
Number of subjects with serum HBsAg loss (undetectable HBsAg) at any timepointUp to 144 Weeks
Number of subjects with sustained serum HBsAg loss (undetectable HBsAg) for greater than 6 monthsUp to 144 Weeks
Number of subjects with anti-HBs seroconversion at any timepointUp to 144 Weeks
For HBeAg-positive subjects: number of subjects with HBeAg loss (undetectable HBeAg) and/or anti-HBe seroconversion at any timepointUp to 96 weeks

Trial Locations

Locations (2)

Investigative Site

🇹🇭

Khon Kaen, Thailand

Investigative site

🇭🇰

Hong Kong, Hong Kong

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