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Atezolizumab Plus Bevacizumab Versus Sintilimab Plus Bevacizumab With TACE and HAIC in Unresectable Hepatocellular Carcinoma

Atezolizumab Plus Bevacizumab Versus Sintilimab Plus Bevacizumab With Transarterial Chemoembolization and Hepatic Arterial Infusion Chemotherapy in Unresectable Hepatocellular Carcinoma: A Multicenter Real-World Study

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT06199297
Enrollment
188
Registered
2024-01-10
Start date
2021-03-02
Completion date
2023-07-25
Last updated
2024-01-26

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

Conditions

Hepatocellular Carcinoma

Brief summary

Systemic therapy is the primary option for managing advanced hepatocellular carcinoma (HCC). The combination of atezolizumab and bevacizumab (A+B) has emerged as the first-choice treatment for advanced HCC(IM brave 150). The ORIENT-32 study, also reported an ORR of 24% for sintilimab plus a bevacizumab biosimilar (S+B) versus 8% for sorafenib, with significantly longer OS and PFS. Based on those therapeutic advantages over sorafenib, both the A+B and S+B regimens were approved as first-line treatment options for advanced HCC in China. These two trials had very similar designs but included different target populations. Our previous studies have demonstrated that a novel treatment approach combining transarterial chemoembolization (TACE) with hepatic arterial infusion chemotherapy (HAIC) has high efficacy in patients with potentially resectable HCC or portal vein tumor thrombus. However, it remains unknown whether combining immune checkpoint inhibitors and macromolecular VEGF-targeted therapy with transvascular local interventions could improve patient prognosis in uHCC.

Interventions

Atezolizumab 1200 mg IV d1, Q3W, combined with bevacizumab 15 mg/kg IV d1, Q3W treatment, treatment continued until disease progression, development of intolerable toxic reactions

Sintilimab 200 mg IV d1, Q3W, combined with bevacizumab 15 mg/kg IV d1, Q3W treatment, treatment continued until disease progression, development of intolerable toxic reactions

PROCEDURETranscatheter arterial chemoembolization and hepatic arterial infusion chemotherapy

The chemoembolization process employed 30 mg/m2 of epirubicin and 2-10 mL of lipiodol. This was followed by FOLFOX-based HAIC, including 85 mg/m2 of oxaliplatin, 400 mg/m2 of leucovorin, and an initial bolus of 400 mg/m2 of 5-FU for 2 h, which was then followed by a sustained infusion of 1200 mg/m2 5-FU for 23 h.

Sponsors

Sun Yat-sen University
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* (a) a confirmed diagnosis of uHCC; * (b) at least one target lesion evaluable by both RECIST 1.1 and mRECIST criteria; * (c) Child-Pugh Grade A or B.

Exclusion criteria

* (a) previous exposure to other anti-cancer treatments; * (b) diagnosis of any other primary malignancy; * (c) significant esophageal varices or observable red wale marks; * (d) a history of severe cardiac, pulmonary, or renal comorbidities; * (e) incomplete follow-up records.

Design outcomes

Primary

MeasureTime frameDescription
objective response rate,ORR24 monthsEvaluated according to the criteria for evaluating efficacy in solid tumors (mRECIST and RECIST 1.1)
progression free survival,PFS24 monthsAssessed using the mRECIST criteria, defined as patient survival without tumor progression from the start of randomization to the end of year 2

Secondary

MeasureTime frameDescription
treatment-related adverse events, TRAEs24 monthsincidence rates of treatment-related adverse events during the study
overall survival, OS24 monthsDefined as the time from the start of randomization to death from any cause

Countries

China

Outcome results

None listed

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