Bortezomib in Treating Patients With Chronic Myelogenous Leukemia

November 12, 2018 updated by: M.D. Anderson Cancer Center

Phase II Study of a Proteasome Inhibitor, PS-341 (NSC 681239) in Chronic Myelogenous Leukemia (CML) in Chronic or Accelerated Phase

RATIONALE: Drugs used in chemotherapy use different ways to stop cancer cells from dividing so they stop growing or die.

PURPOSE: Phase II trial to study the effectiveness of bortezomib in treating patients who have chronic myelogenous leukemia in chronic or accelerated phase.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Detailed Description

OBJECTIVES:

  • Determine the efficacy of bortezomib, in terms of response rate, duration of response, and survival of patients with Philadelphia chromosome-positive chronic myelogenous leukemia in chronic or accelerated phase.
  • Assess the toxicity of this drug in these patients.

OUTLINE: Patients receive bortezomib intravenous (IV) over 3-5 seconds twice weekly on weeks 1-2. Treatment repeats every 3 weeks for up to 12 courses in the absence of disease progression or unacceptable toxicity.

PROJECTED ACCRUAL: A total of 5-30 patients will be accrued for this study within 15-30 months.

Study Type

Interventional

Enrollment (Actual)

7

Phase

  • Phase 2

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, 77030-4009
        • MD Anderson Cancer Center at University of Texas

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:

  • Diagnosis of Philadelphia (Ph) chromosome-positive chronic myelogenous leukemia (CML) in chronic or accelerated phase, defined as having any of the following:

    • Peripheral blood (PB) or bone marrow (BM) blasts at least 10% but less than 30%
    • PB or BM blasts and promyelocytes at least 20%
    • PB or BM basophils at least 20%
    • Progressive splenomegaly (at least 10 cm confirmed twice at least 4 weeks apart or 50% increase in splenomegaly over 4 weeks)
    • Clonal evolution defined as the presence of additional cytogenetic abnormalities other than the Ph chromosome
    • Thrombocytopenia (platelet count less than 100,000/mm^3) unrelated to therapy
    • Hemoglobin less than 7 g/dL unrelated to therapy or bleeding
  • Failed prior treatment with imatinib mesylate or intolerant, unable, or unwilling to receive it
  • Ineligible for higher-priority or higher-efficacy regimens or protocols
  • No blastic phase CML

PATIENT CHARACTERISTICS:

Age:

  • 18 and over

Performance status:

  • Eastern Cooperative Oncology Group (ECOG) 0-2

Life expectancy:

  • At least 18 weeks

Hematopoietic:

  • See Disease Characteristics

Hepatic:

  • Bilirubin no greater than 1.5 mg/dL

Renal:

  • Creatinine no greater than 1.5 mg/dL OR
  • Creatinine clearance greater than 60 mL/min

Other:

  • No other concurrent illness that would preclude study entry
  • Not pregnant or nursing
  • Negative pregnancy test
  • Fertile patients must use effective contraception

PRIOR CONCURRENT THERAPY:

Biologic therapy:

  • Not specified

Chemotherapy:

  • No more than 2 prior cytotoxic regimens in addition to imatinib mesylate and/or hydroxyurea
  • At least 4 weeks since prior chemotherapy and recovered
  • Concurrent hydroxyurea and/or anagrelide allowed during first 2 courses

Endocrine therapy:

  • Not specified

Radiotherapy:

  • At least 4 weeks since prior radiotherapy and recovered

Surgery:

  • Not specified

Other:

  • See Disease Characteristics
  • See Chemotherapy
  • At least 24 hours since prior imatinib mesylate
  • No other concurrent investigational agents

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)

Collaborators and Investigators

This is where you will find people and organizations involved with this 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 (Actual)

July 2, 2001

Primary Completion (Actual)

March 1, 2005

Study Completion (Actual)

March 1, 2005

Study Registration Dates

First Submitted

September 13, 2001

First Submitted That Met QC Criteria

January 26, 2003

First Posted (Estimate)

January 27, 2003

Study Record Updates

Last Update Posted (Actual)

November 14, 2018

Last Update Submitted That Met QC Criteria

November 12, 2018

Last Verified

November 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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