Intensity-Modulated Radiation Therapy and Gemcitabine in Treating Patients With Locally Advanced Pancreatic Cancer

Phase I/II Radiotherapy Dose Escalation Study in Locally Advanced Pancreatic Cancer, Using a Simultaneous Intensity Modulated Boost With Concurrent Gemcitabine

RATIONALE: Specialized radiation therapy that delivers a high dose of radiation directly to the tumor may kill more tumor cells and cause less damage to normal tissue. Drugs used in chemotherapy, such as gemcitabine, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. Giving intensity-modulated radiation therapy together with gemcitabine may kill more tumor cells.

PURPOSE: This phase I/II trial is studying the side effects and best dose of intensity-modulated radiation therapy and to see how well it works when given together with gemcitabine in treating patients with locally advanced pancreatic cancer.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Detailed Description

The study was terminated early due to slow accrual and only the phase I portion of hte study was opened. The phase of the study has been revised to only a phase I study.

OBJECTIVES:

  • To determine the maximum tolerated dose (MTD) of intensity-modulated radiotherapy delivered to the gross tumor volume when administered with gemcitabine hydrochloride in patients with locally advanced pancreatic carcinoma. (Phase I)
  • To define the dose-limiting toxicities of this regimen in these patients. (Phase I)
  • To determine the local control in patients treated at the MTD (determined in phase I). (Phase II)
  • To compare the disease-free survival and time to progression in these patients with that of historical controls. (Phase II)

OUTLINE: This is a multicenter phase I, dose-escalation study of intensity-modulated radiotherapy, followed by a phase II study.

  • Induction chemotherapy: Patients receive gemcitabine hydrochloride IV on days 1, 8, and 15. Treatment repeats every 28 days for 2 courses in the absence of disease progression or unacceptable toxicity. Patients then undergo CT scan. Patients with no evidence of metastatic disease proceed to chemoradiotherapy.
  • Chemoradiotherapy: Beginning 1-2 weeks after completion of induction chemotherapy, patients undergo intensity-modulated radiotherapy once daily 5 days a week and gemcitabine hydrochloride IV over 30 minutes once weekly for 5 weeks in the absence of disease progression or unacceptable toxicity. Patients whose disease remains unresectable proceed to adjuvant chemotherapy.
  • Adjuvant chemotherapy: Beginning 4-6 weeks after completion of chemoradiotherapy, patients receive gemcitabine hydrochloride as in induction chemotherapy.

After completion of study treatment, patients are followed every 3 months for 1 year, every 6 months for 2 years, and then annually thereafter.

Study Type

Interventional

Enrollment (Actual)

8

Phase

  • Phase 1

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

    • New Jersey
      • New Brunswick, New Jersey, United States, 08903
        • Rutgers Cancer Institute of New Jersey

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

DISEASE CHARACTERISTICS:

  • Pathologically confirmed adenocarcinoma or poorly differentiated carcinoma of the pancreas, ampulla of Vater, or distal bile duct

    • Locally advanced disease
    • Medically inoperable, unresectable, or borderline resectable disease

      • No previously resected disease (i.e., status post-pancreaticoduodenotomy)
  • No non-adenocarcinoma, adenosquamous carcinoma, islet cell carcinoma, cyst adenoma, cystadenocarcinoma, carcinoid tumor, or duodenal carcinoma
  • No lesions in the tail of the pancreas and/or splenic artery/vein involvement/encasement
  • No recurrent or metastatic (M1) disease

PATIENT CHARACTERISTICS:

  • Karnofsky performance status 60-100%
  • WBC > 3,000/μL
  • Platelet count > 100,000/μL
  • Bilirubin ≤ 2 mg/dL
  • SGOT < 5 times upper limit of normal (ULN)
  • Creatinine < 1.5 times ULN
  • Not pregnant or nursing
  • Negative pregnancy test
  • Fertile patients must use effective contraception
  • Adequate oral nutrition (e.g., ≥ 1,500 calories/day, stable weight for ≥ 2 weeks, and ≤ 5% weight loss)
  • No active malignancy within the past 3 years, except cervical carcinoma in situ or nonmelanoma skin cancer that has been removed
  • No severe, active comorbidity, including any of the following:

    • Unstable angina and/or congestive heart failure requiring hospitalization within the past 6 months
    • Transmural myocardial infarction within the past 6 months
    • Acute bacterial or fungal infection requiring IV antibiotics at the time of study registration
    • Chronic obstructive pulmonary disease exacerbation or other respiratory illness requiring hospitalization within the past month or precluding study therapy at the time of study registration
    • Active hepatitis, decompensated cirrhosis, or clinically significant liver failure
    • Other severe comorbid condition, as determined by the principal investigator

PRIOR CONCURRENT THERAPY:

  • See Disease Characteristics
  • No prior chemotherapy
  • No prior radiotherapy to any upper abdominal site
  • No concurrent prophylactic colony-stimulating factors during radiotherapy
  • No concurrent warfarin
  • No other concurrent chemotherapy, immunotherapy, hormonal cancer therapy, radiotherapy, surgery for cancer, or experimental therapy

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: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Radiotherapy plus gemcitabine

Drug: gemcitabine hydrochloride

Radiation: intensity-modulated radiation therapy

Pre-Chemoradiation (Induction) Chemotherapy Gemcitabine will be given weekly for seven doses at a dose of 1000 mg/m2/wk (Days 1, 8, 15, 22, 29, 36, 43) unless toxicity develops. Chemoradiation gemcitabine will be given 400 mg/m2, infused over 30 minutes, within 120 minutes before radiotherapy. Post-chemoradiation chemotherapy, patients will receive two cycles of gemcitabine. A cycle will be defined as three weeks of gemcitabine at 1000 mg/m2/d, once weekly, followed by a one-week rest.

Dose escalation levels (cohorts) for this study:

Dose Level 1: GTV plus drainage areas 45 Gy, Boost GTV 50.4 Gy Dose Level 2: GTV plus drainage areas 45 Gy, Boost GTV 54.0 Gy Dose Level 3: GTV plus drainage areas 45 Gy, Boost GTV 59.4 Gy Dose Level 4: GTV plus drainage areas 45 Gy, Boost GTV 64.8 Gy Dose Level 5: GTV plus drainage areas 45 Gy, Boost GTV 70.2 Gy

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Maximum tolerated dose of intensity-modulated radiotherapy (Phase I)
Time Frame: 4 years
4 years
Overall survival (Phase II)
Time Frame: 4 years
4 years
Disease-free survival (Phase II)
Time Frame: 4 years
4 years

Collaborators and Investigators

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

Sponsor

Collaborators

Investigators

  • Principal Investigator: Salma Jabbour, MD, Rutgers Cancer Institute of New Jersey

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

April 1, 2009

Primary Completion (Actual)

October 1, 2012

Study Completion (Actual)

October 1, 2013

Study Registration Dates

First Submitted

April 8, 2009

First Submitted That Met QC Criteria

April 8, 2009

First Posted (Estimate)

April 9, 2009

Study Record Updates

Last Update Posted (Estimate)

May 5, 2014

Last Update Submitted That Met QC Criteria

May 1, 2014

Last Verified

May 1, 2014

More Information

Terms related to this study

Other Study ID Numbers

  • CDR0000639635
  • P30CA072720 (U.S. NIH Grant/Contract)
  • CINJ-070805 (Other Identifier: Rutgers Cancer Institute of New Jersey)
  • 0220090024 (Other Identifier: The Rutgers RBHS Institutional Review Board)

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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