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A randomized phase III study of oxaliplatin based chemotherapy versus combination chemotherapy of TS-1,irinotecan and bevacizumab as first line therapy for unresectable or recurrent colorectal cancer

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000007834
Enrollment
450
Registered
2012-05-11
Start date
2012-06-01
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

unresectable or recurrent colorectal cancer

Interventions

arm A-1:mFOLFOX6+Bevacizumab Bevacizumab 5mg/kg/bi-week L-OHP 85mg/m2/bi-week l-LV 200mg/m2/bi-week 5-FU/bolus 400mg/m2/bi-week 5-FU/infusional 2,400mg/m2/bi-week arm A-2: CapeOX+Bevacizumab

Sponsors

The Tokyo Cooperative Oncology Group
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Histologically proven colorectal cancer (Adenocarcinoma) 2.Unresectable advanced/recurrent colorectal cancer 3.Aged over 20 years at the time of registration 4.Performance status(ECOG) :0,1 5.Patients with evaluable lesion 6.Previously not treated (chemotherapy, radiotherapy, etc.) for unresectable colorectal cancer 7.Able to receive oral treatment 8.Adequate organ function 9.Life expectancy estimated>=3 months 10.Written IC

Exclusion criteria

Exclusion criteria: 1.History of serious drug hypersensitivity 2.Pregnant, lactating or women of child-bearing potential. Men who want get partner pregnant. 3.Active infections 4.Serious complications 5.Significant abnormal ECG or history of cardiovascular disease 6.Peptic ulcers 7.Peripheral neuropathy 8.Watery diarrhea 9.Massive pleural effusion or ascites 10.Mechanical bowel obstruction 11.Symptomatic peritoneum dissemination 12.Brain metastasis 13.Current or previous (within the last 6 months) history of GI perforation 14.Hemoptysis (=> 2.5ml) 15.Previous history of thromboembolism, cerebral infarction, pulmonary infarction, interstitial pneumonia 16.Any surgical treatments within 28 days 17.Evidence of bleeding diathesis or coagulopathy 18.Ongoing treatment with anticoagulant or aspirin (> 325mg/day) 19.Administering transfusion within 14 days 20.Synchronous or metachronous (within 5 years) malignancy other than carcinoma in situ 21.Under coutinuous steroid administration 22.Active hepatitis type HBs positive 23.Administration contraindication of 5-FU, Leucovorin, Capecitabine, TS-1, Oxaliplatin, CPT-11 and Bevacizumab 24.Any other cases who are regarded as inadequate for study enrollment by the investigator

Design outcomes

Primary

MeasureTime frame
Progression free survival(PFS)

Secondary

MeasureTime frame
Overall survival(OS) Response rate(RR) Time to treatment failure(TTF) Relative dose intensity(RDI) Safety Quality of life(QOL) Quality adjusted life years(QALY) Health economics Translational research

Countries

Japan

Outcome results

None listed

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