About this trial
This early phase (Phase 1) study will evaluate BRII 5395, administered in combination with two approved anticancer agents, sintilimab and bevacizumab, in patients with advanced liver cancer caused by chronic hepatitis B virus (HBV) infection. The primary objective of the study is to assess the safety and tolerability of the combination therapy, as well as to explore preliminary evidence of clinical benefit.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Diagnosis of locally advanced or metastatic HCC that is deemed unsuitable for surgical resection or transplant.
BCLC stages Intermediate (B) or Advanced (C).
Failed at least first-line systemic therapy, including ICIs; and disease is not amenable to curative surgical and/or locoregional therapies.
Adequate bone marrow and organ function status.
Disqualifiers
Any systemic anticancer therapy within specified period prior to the first dose of study treatment.
Any localized anticancer therapy within specified period prior to the first dose of study treatment.
History of anaphylactic hypersensitivity prior to the first dose of study treatment.
Known hypersensitivity to polyethylene glycol or any component of sintilimab or bevacizumab formulation, or any contraindications to sintilimab or bevacizumab.
Trial design
Parallel
Treatments tested in this trial
BRII-5395
DrugBRII-5395 will be given via IM injection
Sintilimab
DrugSintilimab will be given via IV infusion
Bevacizumab
DrugBevacizumab will be given via IV infusion
Treatment groups
Trial outcomes
Primary outcomes
Incidence and type of dose-limiting toxicities (DLTs)
Adverse events (AEs) and serious AEs (SAEs)
Abnormalities in laboratory and other clinical assessments
Secondary outcomes
Objective response rate (ORR)
Disease control rat (DCR)
Duration of response (DOR)
Progression-free survival (PFS)
Sponsors and contacts
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