Study of Vioxx and Radiation Therapy for Brainstem Glioma

October 30, 2018 updated by: M.D. Anderson Cancer Center

Phase I Study of Vioxx and Radiation Therapy for Brainstem Glioma

It is of interest to determine whether COX-2 inhibitors given with radiation therapy can prolong the progression-free survival in brain stem glioma. Diffuse pontine brainstem gliomas are more common in children, but are also seen in adults. However, the use of commercially available COX-2 inhibitors has not been evaluated in the pediatric population and the proper dosing in pediatrics is unknown. Therefore a Phase I study will need to be conducted as a first step. Rofecoxib is an FDA approved COX-2 inhibitor for use in adults. This phase I study is designed to determine the maximum tolerated dose of Rofecoxib given concurrently with standard radiation therapy for diffuse pontine brainstem glioma.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Detailed Description

Rofecoxib is a non-steroidal anti-inflammatory drug.

Patients in this study will take a certain amount of rofecoxib by mouth either once or twice a day during treatment with radiation therapy. They will continue to take rofecoxib for 6 months after the end of radiation therapy. Different dose levels will be given to different patients based on a statistical dose escalation (increase) program run on a computer called the Continuous Reassessment Method. At least 3 patients will be treated on each dose level starting at the lowest level. All patients are required to fill out a medication diary, documenting the dose of rofecoxib they are taking and the time they take it.

Patients will receive radiation therapy once a day, five days a week for six weeks.

During treatment, patients will have a weekly exam, including blood work and urine tests. The blood work will include liver and kidney function tests as well as coagulation (blood clotting) tests.

Patients will be taken off study if intolerable side effects occur, including bleeding and/or severe allergic response.

During the 6 months after completion of radiation, while patients are still receiving rofecoxib, monthly medical histories, physical exams, blood tests, and urine tests will be performed. Patients will have a MRI at 1, 3, and 6 months after completion of radiation therapy.

The first year after completion of rofecoxib therapy, patients will be interviewed and examined with blood and urine tests and MRI every 3 months. During 1-3 years following completion of rofecoxib therapy, this will be repeated every 6 months. After 3 years following completion of rofecoxib, follow-ups will occur yearly.

This is an investigational study. Rofecoxib is currently approved by the FDA for use in adults only. A maximum of 30 patients will take part in this study at UTMDACC.

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

    • Texas
      • Houston, Texas, United States, 77030
        • UT MD Anderson Cancer Center

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

3 years to 85 years (Child, Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Newly diagnosed infiltrating lesion involving the pons and an MRI pattern of diffuse infiltration, that is not focal. The tumor may extend beyond the boundary of the pons.
  • MRI of the brain with or without gadolinium within 4 weeks of starting therapy.
  • Clinical history < 6 months duration
  • Children >3 years of age and adults >18 years of age
  • Treatment to begin within 6 weeks of diagnosis.
  • Written informed consent
  • Performance status: ECOG 0,1,2 or equivalent Lansky Play Performance Scale.
  • All patients must have adequate bone marrow function (ANC>1000, platelets >100,000, SGPT < 2.5x ULN) and renal function (creatinine clearance >50/ml/min/1.73 m2 or age-adjusted serum creatinine < 3x ULN)

    • MRI of the spine within 4 weeks of starting therapy.

Exclusion Criteria:

  • Pregnancy. All participants who are of child-bearing age must agree to use a method of birth control/pregnancy prevention.
  • Bilirubin > 3x ULN.
  • History of gastrointestinal bleeding.
  • History of GI perforation due to ulcerative disease.
  • Patients who have experienced asthma, urticaria, or allergic-type reactions after taking aspirin or other nonsteroidal anti-inflammatory drugs (NSAIDs)
  • Prior therapy (Dexamethasone is not considered therapy.)
  • Prior malignancy
  • Metastasis to the spine.

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: Non-Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Vioxx MTD
Starting dose for patients age 3-14 years 10.0 mg/1.73 m2 and for patients above 14 years of age 12.5 mg for 5 days per week for 6 weeks during radiation treatment, and 7 days per week for 6 months after radiation treatment.
Other Names:
  • Rofecoxib

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Maximum tolerated dose of VIOXX (rofecoxib) with 6 weeks of daily cranial radiation therapy
Time Frame: 1 month following radiation therapy
Maximum Tolerated Dose defined using each level's dose limiting toxicity (DLT) and continuous reassessment method (CRM).
1 month following radiation therapy

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Eric L. Chang, MD, UT MD Anderson Cancer Center

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.

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

October 1, 2001

Primary Completion (Actual)

October 1, 2004

Study Completion (Actual)

January 1, 2005

Study Registration Dates

First Submitted

May 30, 2002

First Submitted That Met QC Criteria

May 30, 2002

First Posted (Estimate)

May 31, 2002

Study Record Updates

Last Update Posted (Actual)

November 1, 2018

Last Update Submitted That Met QC Criteria

October 30, 2018

Last Verified

October 1, 2018

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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