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Multicenter Phase 1b/2 Trial of TAS-102 with Bevacizumab in Patients with Metastatic Colorectal Cancer (mCRC) who had the progression or intolerant to standard therapies.

Multicenter Phase 1b/2 Trial of TAS-102 with Bevacizumab in Patients with Metastatic Colorectal Cancer (mCRC) who had the progression or intolerant to standard therapies. - C-TASK FORCE

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000012883
Enrollment
25
Registered
2014-02-07
Start date
2014-02-25
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

advanced colorectal cancer

Interventions

1 cycle is 28days. TAS-102(35mg/m2) is administered orally twice daily in 1-5days and 8-12 days and Bevacizumab(5mg/kg) is administered by injection in day 1 and day15.

Sponsors

National Cancer Center Exploratory Oncology Research &Clinical Trial Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Written informed consent 2)>=20 years old 3)Histologically or cytologically proven adenocarcinoma of colon or rectum,and KRAS test were carried out. 4)Prior chemotherapy was discontinued due to disease progression,or an adverse event. 5)No prior treatment with Regorafenib 6)ECOG Performance Status of 0 or 1 7)Adequate oral intake 8)With evaluable disease according to RECIST 9)Adequate organ function a.Hemoglobin >=9.0 g/d b.Absolute neutrophil count >=1,500 /mm3 c.Platelet count >=100,000 /mm3 d.Total bilirubin <=1.5 mg/dL e.AST and ALT <=100 IU/L f.Serum creatinine <=1.5mg/dL 10)Women of childbearing potential must have a negative pregnancy test within 7days prior to enrollment.Patients who do have intention that uses effective contraception method until 6 months after administering investigational drug. 11)Patient is willing or able to comply with the protocol.

Exclusion criteria

Exclusion criteria: 1)Serious coexisting illness as follows. a. Active double cancer(s) b. CNS metastasis c. Uncontrollable infectious disease d. Uncontrollable pleural effusion, ascites, or cardiac effusion e. Ileus, interstitial pneumonia,renal failure, hepatic failure or cerebrovascular disorder f. Uncontrolled diabetic g. Uncontrolled hypertension h. Cardiac infarction, serious angina or New York Heart Association Class III or IV within 12 months prior to the registration i Gastrointestinal bleeding j Positive HBs antigen, HCV antibody or HIV antibody k. Need immunosuppressive therapy l. Uncontrolled mental disease or the psychotic manifestation 2)Receive the treatment as follows. a.Major surgery therapy within 4 weeks prior to enrollment. b.Chemotherapy within 3 weeks prior to enrollment. c. Wide field radiotherapy 4 weeks prior to enrollment or local radiotherapy 2 weeks prior to enrollment. d.Other investigational drugs within 4 weeks prior to enrollment. 3)Prior treatment with TAS-102 4)Unrecovered AEs related to prior treatment are Grade >= 2 according to CTCAE. 5)Blood transfusion or G-CSF within 14 days prior to enrollment. 6)Serious renal failure or proteinuria >= 2+ within 7days prior to enrollment. 7)Thromboembolic event or serious Pulmonary complaints within 6 months 8)Uncomplete cure wound or traumatic fracture 9)Tendency to hemorrhages or taking antithrombotic medication 10) Women during pregnancy or lactation , 11) Patient is judged by the investigator to be inappropriate for study participation for any reason.

Design outcomes

Primary

MeasureTime frame
4 month progression free survival by central assessment( 4M PFS)

Secondary

MeasureTime frame
Overall survival:OS 4M PFS by investigator's assessment Time to treatment failure:TTF Objective response rate:ORR Disease control rate:DCR Waterfall plot Adverse event:AE PK,PD

Countries

Japan

Contacts

Public ContactYasutoshi Kuboki

National Cancer Center Hospital East Gastrointestinal Oncology Division

c-task_core@east.ncc.go.jp04-7133-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026