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BRII-835

Phase 2

Hepatitis B, Chronic | Small molecule | Infectious Disease |Vir Biotechnology, Inc.|Last Updated: Jun 18, 2024

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedCONTROLLED
Total Trials1
Total Enrollment91
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04749368Study to Investigate the Safety and Efficacy of BRII-835 and BRII-179 Combination Therapy Treating Chronic Hepatitis B Virus (HBV) InfectionPHASE2 COMPLETED 91Apr 12, 2021Jul 4, 2023Jun 18, 202428 Australia, China +4
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Study Endpoints
Primary Endpoints
Percentage of participants with sustained HBsAg loss during the 48-week follow-up period after NrtI withdrawal
up to Week 96
Number of participants with Adverse Events (AE)
up to Week 96
Number of participants with Serious Adverse Events (SAE)
up to Week 96
Number of participants with abnormalities in clinical laboratory tests
up to Week 96
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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Cohort AEXPERIMENTALParticipants will receive BRII-835 (VIR-2218) for 32 weeks
Cohort BEXPERIMENTALParticipants will receive BRII-835 (VIR-2218) and BRII-179 (VBI-2601) with IFN-α up to Week 40
Cohort CEXPERIMENTALParticipant will receive BRII-835 (VIR-2218) and BRII-179 (VBI-2601) up to Week 40
Interventions
NameTypeDescription
BRII-835 (VIR-2218)DRUGBRII-835 (VIR-2218) will be given by subcutaneous injection
BRII-179 (VBI-2601) with IFN-αBIOLOGICALBRII-179 (VBI-2601) with IFN-α will be co-administered by intramuscular injection
BRII-179 (VBI-2601)BIOLOGICALBRII-179 (VBI-2601) will be administered by intramuscular injection
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Eligibility Criteria
Age Range18 Years — 60 Years
SexALL
Healthy VolunteersNo
Study Sites28

Inclusion Criteria: * Male or female aged 18 - 60 * Body mass index ≥ 18 kg/m\^2 and ≤ 32 kg/m\^2 * Chronic HBV infection as defined by a positive serum HBsAg for ≥ 6 months Exclusion Criteria: * Any clinically significant chronic or acute medical condition that makes the volunteer unsuitable for...

Countries:AustraliaChinaNew ZealandSingaporeSouth KoreaThailand
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