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A Randomized, Multicenter, Phase III Study to Compare 6 Months of either 5-Fluorouracil / l-leucovorin plus Oxaliplatin (mFOLFOX6) or Capecitabine plus Oxaliplatin (XELOX) with 3 Months of either mFOLFOX6 or XELOX as Adjuvant Chemotherapy in Patients with Completely Resected Stage III Colon Cancer

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000008543
Enrollment
1200
Registered
2012-08-01
Start date
2012-08-01
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

stage III colon cancer (including rectosigmoid cancer)

Interventions

Standard Arm (six months) (1)mFOLFOX6 (12 courses) L-OHP 85mg/m2 l-LV 200mg/m2 5-FU 400mg/m2 (bolus) 5-FU 2400mg/m2 (infusion) every 2weeks (2)XELOX (8 courses) Oxaliplatin 130mg/m2 day1 Capacita

Sponsors

Japanese Foundation for Multidisciplinary Treatment of Cancer
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Histologically confirmed adenocarcinoma of the colon. (2) Predominantly located in the cecum, colon, or rectosigmoid region based on the findings from surgery and/or surgical specimen. (3) D2 or D3 lymph nodes resection. (4) Curability A surgery (no residual tumor visible to macroscopically and/or microscopically). (5) Stage III (T any N1/2/3 M0) (cf. The Japanese Classification of Colorectal Carcinoma, 7th edition, revised version). (6) Registration within 8 weeks after resection and chemotherapy starting within 2 weeks after registration. (7) Age >= 20 years. (8) ECOG performance status of 0-1. (9) Body surface area (DuBois) <=2.2 m2. (10) No prior chemotherapy, immunotherapy, or radiation therapy. (11) Adequate organ function: i) neutrophil count >=1,500/mm3 ii) platelet count >=100,000/mm3 iii) serum creatinine <=1.5 times the ULN iv) CCr >=30mL/min v) total bilirubin <=2.0 mg/dL vi) AST and ALT <=100 IU/L vii) CEA <=10 ng/mL (12) Written informed consent.

Exclusion criteria

Exclusion criteria: (1) Cancer of the appendix. (2) Past history of malignancy. (When there is the unrecurred period of 5 or more years, the intramucosal carcinoma [stomach cancer, colorectal cancer, esophagus cancer] by which recovery excision was performed endoscopically, the uterine cervical cancer, the basal cell carcinoma of the skin, and squamous cell carcinoma of the skin by which curative excision was performed can be enrolled.) (3) Women who are pregnant or breast-feeding. (4) Women who may become pregnant and fertile men. (5) Participation in another clinical trial within 30 days before registration. (6) Existing grade 1 or more peripheral sensory neuropathy. (7) Uncontrolled diabetes mellitus (including insulin therapy). (8) Uncontrolled congestive heart failure, angina pectoris, hypertension, and/or arrhythmia. (9) Continuous systemic steroid therapy (oral or intravenous administration). (10) A history and/or current evidence of significant neurological and/or mental illness. (11) Active infectious disease (including known active hepatitis B virus infection, hepatitis C virus infection and human immunodeficiency virus). (12) Known dihydropyrimidine dehydrogenase (DPD) deficiency. (13) A history of allergy to 5-FU, l-LV, oxaliplatin, and/or capecitabine. (14) Prior chemotherapy including oxaliplatin. (15) Other reasons for being unfit for the study as determined by the attending physician.

Design outcomes

Secondary

MeasureTime frame
(1) Disease-free survival*2 *2: DFS is defined as relapse, second cancer or death. (2) Time to treatment failure (3) Overall survival (4) Adverse events (5) Completion rate (6) Relative dose intensity (7) Peripheral neuropathy (8) Lymph node metastasis, lymph node dissection, lymph nodes examined, and prognosis (9) Exploration of prognostic indicators and adverse events (Additional study: Pharmacogenomics).

Primary

MeasureTime frame
Disease-free survival*1 *1: DFS is defined as relapse or death by IDEA.

Countries

Japan

Outcome results

None listed

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