About this trial
Study on the therapeutic effect of different infusion times on tislelizumab in high-risk postoperative hepatocellular carcinoma
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
(1) 18~75 years old (including boundary values).
(2) The first diagnosis confirmed by histology or cytology is HCC.
(3) Barcelona Clinical Liver Cancer (BCLC) stage A-B has undergone curative resection of the tumor, with no extrahepatic metastasis or adjacent organ invasion before surgery.
(4) Must meet at least one of the high-risk recurrence risk criteria (as follows): Characteristics of high-risk recurrent liver cancer after surgery: preoperative single lesion>5cm; MVI positive; Preoperative presence of sub lesions; Intraoperative margin<1cm.
Disqualifiers
(1) The pathological diagnosis is non hepatocellular carcinoma.
(2) Within one month after surgery, there may be intrahepatic or extrahepatic recurrence.
(3) Previously received anti-tumor treatment plans such as chemotherapy, radiotherapy, radiofrequency ablation, interventional therapy, targeted therapy, and immunotherapy for liver cancer (excluding previous non tumor related surgeries and diagnostic biopsies).
(4) The viral load is limited to hepatitis B virus (HBV) DNA>2500 copies/ml, hepatitis C virus (HCV) RNA>1000, and no treatment has been received.
Trial design
Single group
Treatments tested in this trial
Tislelizumab: 200mg, intravenous infusion, Q3W
DrugPostoperative adjuvant therapy (maximum of 8 cycles, each cycle lasting 21 days): \- Tislelizumab: 200 mg, intravenous infusion, Q3W. Based on previous preclinical and clinical studies on circadian rhythms and adaptive immune responses, blood samples will be collected from patients at 05:00-07:00, 11:00-13:00, 17:00-19:00, and 23:00-01:00 (every 6 hours) to analyze the subset classification of peripheral blood lymphocytes. This will help map the immune circadian rhythm and determine the optimal injection time (which will then be used as the dosing time).
Treatment groups
Trial outcomes
Primary outcomes
2-year recurrence-free survival (RFS) rate
Secondary outcomes
recurrence-free survival (RFS)
Duration from surgery to the first recorded HCC recurrence or all-cause death (whichever occurs first)
Time to recurrence (TTR)
Defined as the time from enrollment to the first recorded disease recurrence assessed by the investigator,including the occurrence of local, regional, or metastatic HCC.
Overall survival (OS)
Time from surgery to date of death, irrespective of cause.
1-year recurrence-free survival (RFS) rate
Other outcomes
The incidence, severity, and correlation with the investigational product of adverse events (all adverse events, treatment emergent adverse events, serious adverse event)
Sponsors and contacts
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