Combination Chemotherapy in Treating Patients With Stage III Colon Cancer

October 7, 2013 updated by: National Cancer Institute (NCI)

Phase III Intergroup Trial of Irinotecan (CPT-11) (NSC# 616348) Plus Fluorouracil/Leucovorin (5-FU/LV) Versus Fluorouracil/Leucovorin Alone After Curative Resection for Patients With Stage III Colon Cancer

Drugs used in chemotherapy use different ways to stop tumor cells from dividing so they stop growing or die. Combining more than one drug may kill more tumor cells. It is not yet known which chemotherapy regimen is more effective for stage III colon cancer. Randomized phase III trial to compare the effectiveness of fluorouracil plus leucovorin with or without irinotecan in treating patients who have undergone surgery for stage III colon cancer.

Study Overview

Detailed Description

PRIMARY OBJECTIVES:

I. Compare the overall and disease free survival of patients with stage III colon cancer treated with adjuvant fluorouracil and leucovorin calcium with or without irinotecan.

II. Assess prognostic markers and correlate their expression with disease free and overall survival of these patients.

III. Assess the influence of diet, body mass index, and physical activity on the risk of cancer recurrence and survival in these patients.

IV. Assess the influence of diet, obesity, and physical activity on the risk of toxicity associated with adjuvant therapy in these patients.

V. Determine whether pathological features (including tumor grade, tumor mitotic (proliferation) index, tumor border configuration, and host lymphoid response to tumor; and lymphatic vessel, venous vessel and perineural invasion) predict outcome in this patient population.

OUTLINE: This is a randomized, multicenter study. Patients are stratified according to lymph node involvement (1-3 vs 4 or more), histology (poorly differentiated or undifferentiated vs well or moderately differentiated), and preoperative serum CEA (less than 5.0 ng/mL vs at least 5.0 ng/mL vs unknown). Study therapy must begin within 21-56 days after surgery. Patients are randomized to one of two treatment arms:

ARM I: Patients receive leucovorin calcium IV over 2 hours and fluorouracil IV beginning 1 hour into leucovorin calcium infusion weekly for 6 weeks. Treatment is repeated every 8 weeks for 4 courses.

ARM II: Patients receive irinotecan IV over 90 minutes, followed by leucovorin calcium IV, then followed by fluorouracil IV weekly for 4 weeks. Treatment is repeated every 6 weeks for 5 courses.

Patients complete a food questionnaire at the beginning of the third course and then at 6 months after study therapy.

Patients are followed every 3 months for 2 years, every 4 months for 2 years, then annually thereafter.

PROJECTED ACCRUAL: A total of 1260 patients will be accrued for this study within 3 years.

Study Type

Interventional

Enrollment (Anticipated)

1260

Phase

  • Phase 3

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Illinois
      • Chicago, Illinois, United States, 60606
        • Cancer and Leukemia Group B

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Patients must have histologically documented adenocarcinoma of the colon; the gross inferior (caudad) margin of the primary tumor must lie above the peritoneal reflection; tumor must have been completely resected, including negative radial resecting margins
  • There must be no history of distant metastatic disease at the time of registration
  • Pathological evaluation must show Modified Astler-Coller stage C (TxN1-2M0) disease
  • No previous or concurrent malignancy is allowed except for adequately treated basal cell or squamous cell skin cancer, in situ cervical cancer, or other cancer for which the patient has been disease-free for five years
  • Zubrod performance status of 0-2
  • Non-pregnant and not nursing, as chemotherapy is thought to present substantial risk to the fetus/infant; men and women of reproductive potential may not participate unless they have agreed to use an effective contraceptive method while in this study
  • Granulocytes >= 1,500/ul
  • Platelet count >= 100,000/ul
  • Creatinine =< 1.5 x upper limits of normal
  • Bilirubin =< upper limit of normal

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Arm I (leucovorin calcium and fluorouracil)
Patients receive leucovorin calcium IV over 2 hours and fluorouracil IV beginning 1 hour into leucovorin calcium infusion weekly for 6 weeks. Treatment is repeated every 8 weeks for 4 courses.
Correlative studies
Given IV
Given IV
Experimental: Arm II (leucovorin calcium, fluorouracil, irinotrcan)
Patients receive irinotecan IV over 90 minutes, followed by leucovorin calcium IV, then followed by fluorouracil IV weekly for 4 weeks. Treatment is repeated every 6 weeks for 5 courses
Correlative studies
Given IV
Given IV
Given IV

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Time to recurrence
Time Frame: From time of resection until documented disease progression, assessed up to 6 years
The Cox proportional hazards model will be used to determine the association between each marker and time to recurrence and survival controlling for other baseline factors such as age, gender, treatment, primary tumor site, degree of differentiation.
From time of resection until documented disease progression, assessed up to 6 years
Survival
Time Frame: Up to 6 years
The Cox proportional hazards model will be used to determine the association between each marker and time to recurrence and survival controlling for other baseline factors such as age, gender, treatment, primary tumor site, degree of differentiation.
Up to 6 years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Leonard Saltz, Cancer and Leukemia Group B

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

May 1, 1999

Primary Completion (Actual)

August 1, 2007

Study Registration Dates

First Submitted

November 1, 1999

First Submitted That Met QC Criteria

April 26, 2004

First Posted (Estimate)

April 27, 2004

Study Record Updates

Last Update Posted (Estimate)

October 8, 2013

Last Update Submitted That Met QC Criteria

October 7, 2013

Last Verified

October 1, 2013

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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