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Phase II/III Comparison of VBL/Single-Dose DHAD vs VBL/5-Day DHAD for Metastatic Breast Cancer
Basic Trial Information
Objectives I. Compare the therapeutic efficacy (in terms of response rate and survival) of two different schedules of dihydroxyanthracenedione and vinblastine in patients with metastatic breast cancer who have failed protocols of higher priority. II. Compare the qualitative and quantitative toxicities of these agents given on the two schedules. Entry Criteria Disease Characteristics: See General Eligibility Criteria Patient Characteristics: See General Eligibility Criteria General Eligibility Criteria: Patients 15 years of age or older with measurable, histologically proven metastatic breast cancer who are not candidates for known regimens or protocol treatments of greater efficacy or priority. At least 15 patients entered on each arm of this study will have undergone no more than two prior therapeutic regimens; patients with more than 4 prior regimens are ineligible. Patients must have been off all chemotherapy, hormonal therapy, immunotherapy, and radiotherapy for 4 weeks prior to study entry, and they must be recovered from toxicities of such therapy; this restriction does not apply to localized radiotherapy to an area that does not compromise bone marrow. Patients must have a life expectancy of at least 8 weeks, a Zubrod performance score of 3 or better, and adequate bone marrow function (unless inadequate marrow reserve is secondary to tumor replacement). Patients must not have brain metastases, meningeal carcinomatosis, or evidence of cardiac dysfunction. Expected Enrollment Approximately 70 patients will be required for this study. Protocol closed April 1983. Outline Randomized study. Arm I: 2-Drug Combination Chemotherapy. Dihydroxyanthracenedione, DHAD, NSC-301739 (5-day intermittent iv); Vinblastine, VBL, NSC-49842. Arm II: 2-Drug Combination Chemotherapy. DHAD (single-dose iv); VBL. Trial Lead Organizations M. D. Anderson Cancer Center at University of Texas
Note: The purpose of most clinical trials listed in this database is to test new cancer treatments, or new methods of diagnosing, screening, or preventing cancer. Because all potentially harmful side effects are not known before a trial is conducted, dose and schedule modifications may be required for participants if they develop side effects from the treatment or test. The therapy or test described in this clinical trial is intended for use by clinical oncologists in carefully structured settings, and may not prove to be more effective than standard treatment. A responsible investigator associated with this clinical trial should be consulted before using this protocol. |
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