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Bevacizumab in combination with immune checkpoint inhibitors for the treatment of unrecectable or metastatic highly microsatelite unstable or mismatch repair defective colorectal cancer: a muti-center, single-arm exploratory clinical study

Bevacizumab in combination with immune checkpoint inhibitors for the treatment of unrecectable or metastatic highly microsatelite unstable or mismatch repair defective colorectal cancer: a muti-center,single-arm exploratory clinical study

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100051939
Enrollment
Unknown
Registered
2021-10-09
Start date
2021-11-01
Completion date
Unknown
Last updated
2022-06-27

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

Conditions

Colorectal Cancer

Interventions

Case series:None

Sponsors

Qilu Hospital of Shandong University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1.Aged 18 to 75 years; 2.Life expectancy is more than 3 months; 3.Has at least one measurable lesion other than the cranial brain; 4.Patients with unresectable or metastatic colorectal cancer with MSI-H or dMMR diagnosed by histopathological or cytological examination of the research center; 5.ECOG score 0-2 points; 6.No brain metastases, or associated with asymptomatic brain metastases, or symptomatic brain metastases that have been treated and stabilized.

Exclusion criteria

Exclusion criteria: 1.Patients with meningiomas or meningeal metastases or unstable brain metastases; 2.Cerebrovascular accident (excluding lacunar cerebral infarction, mild cerebral ischemia or transient ischemic attack), myocardial infarction, unstable angina pectoris, and poorly controlled arrhythmia (including QTc interval >=450 ms in males and >=470 in females) occurred within six months prior to the first administration of the study drug Ms) (QTc interval calculated by Fridericia formula); 3.According to the New York Heart Association (NYHA) standard grade III or IV cardiac insufficiency or color doppler echocardiography: left ventricular ejection fraction (LVEF) 10 mg/day prednisone or equivalent doses of similar drugs) or other immunosuppressive therapy within 14 days before the first dose of the study drug or during the study period. Enrollment is permitted, however: in the absence of active autoimmune disease, adrenal hormone replacement therapy with inhaled or topical steroids or a therapeutic dose of prednisone <=10 mg/day is permitted; 9.Received any T cell co-stimulation or immune checkpoint therapy in the past, including but not limited to cytotoxic T lymphocyte-associated antigen-4 (CTLA-4) inhibitors, PD-1 inhibition agents, PD-L1/2 inhibitors, or other drugs that target T cells; 10.Known history of severe hypersensitivity to any monoclonal antibody or study drug excipients; 11.Prior systemic antitumor therapy.

Design outcomes

Primary

MeasureTime frame
Objective remission rate;

Secondary

MeasureTime frame
Safety;Progression free survival;Overall survival;Disease Control Rate;Duration of remission;

Countries

China

Contacts

Public ContactHao Jing

Qilu Hospital of Shandong University

hedi0084@hotmail.com+86 18560082857

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026