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A single-arm, single-center clinical study of tislelizumab combined with bevacizumab and TAS-102 and SBRT (BETTER) in the treatment of MSS metastatic Colorectal cancer

A single-arm, single-center clinical study of tislelizumab combined with bevacizumab and TAS-102 and SBRT (BETTER) in the treatment of MSS metastatic Colorectal cancer

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300075853
Enrollment
Unknown
Registered
2023-09-18
Start date
2023-09-18
Completion date
Unknown
Last updated
2023-09-26

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

Conditions

Colorectal cancer

Interventions

Combined therapy group:Tislelizumab +TAS-102+ bevacizumab + stereotactic body radiotherapy

Sponsors

Nanjing Drum Tower Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: a. Subjects with histologically or cytologically proven colorectal cancer b. subjects with evidence of stage IV metastatic disease, with baseline measurable lesions according to RECIST 1.1 c. Tumor tissue detection suggested MSS subtype (PCR or sequencing could be used). d. received standard first-line and second-line treatment for advanced colorectal cancer. e. age =18 years old, gender is not limited, ECOG score 0-1 f. the expected survival time is more than 6 months g. The subjects should meet the following hematological indicators: g1. Neutrophil count =1.5×109/L g2. Hemoglobin =10g/dL g3. Platelet count =100×109/L h. Subjects should meet the following biochemical indicators: h1. Total bilirubin =1.5× Upper limit of normal (ULN) h2. AST and AL T < 1.5×ULN h3. Creatinine clearance =60ml/min i. Subjects of childbearing age should take appropriate protective measures (contraception or other methods of birth control) before enrollment and during the trial. j. Ability to swallow, inhale, and absorb oral medications k. Informed consent has been signed. l. Be able to follow the study protocol and follow-up procedures

Exclusion criteria

Exclusion criteria: a. Simultaneously participating in other clinical trials b. Subjects with active bacterial or fungal infections (>=Level 2 NCI-CTC, 3rd edition) c. The subjects have HIV, HCV, HBV infections, uncontrollable coronary artery disease or asthma, uncontrollable cerebrovascular disease, or other diseases deemed by the researchers to be non enrollable d. The subject has a concurrent or previous history of other tumors e. The subject has an autoimmune disease or immune deficiency and is treated with immunosuppressive drugs. f. Pregnant and lactating women. Women of childbearing age must test negative for pregnancy test within 7 days before enrollment g. Drug abuse, clinical, psychological, or social factors that affect informed consent or research implementation h. A history of chronic inflammatory bowel disease requiring medical intervention (immunomodulatory or immunosuppressive drugs or surgery) within = 12 months prior to randomization i. Individuals who may be allergic to the medication treatment drugs involved in this experiment j. Researchers believe that it is not suitable for inclusion

Design outcomes

Primary

MeasureTime frame
mPFS;ORR;

Secondary

MeasureTime frame
DCR;mOS;Adverse reaction;

Countries

China

Contacts

Public ContactXiaoping Qian

Nanjing Drum Tower Hospital

xiaopingqian@nju.edu.cn+86 139 5174 3162

Outcome results

None listed

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