AML-MVPCYA: ADDITION OF CYCLOSPORIN A TO THE COMBINATION OF MITOXANTRONE AND ETOPOSIDE (VP 16,213) TO OVERCOME RESISTANCE TO CHEMOTHERAPY IN REFRACTORY AML: A RANDOMIZED PHASE II STUDY
OBJECTIVES: I. Evaluate whether the addition of cyclosporine (CYSP) to mitoxantrone (DHAD)
and etoposide (VP-16) increases the response rate and duration of response in adults with
refractory or relapsed acute myelogenous leukemia (AML). II. Correlate response to this
treatment with the presence of P-glycoprotein (P-gp) multidrug resistance (MDR) and the
degree of in vitro modulation of leukemic blasts, including CD34+ blasts. III. Correlate
response with the presence of other resistance mechanisms, such as atypical MDR and non-P-gp
phenotype. IV. Evaluate the toxicity of this treatment in AML patients. V. Study the effect
of CYSP on DHAD and VP-16 pharmacokinetics and metabolism and, potentially, on intracellular
drug accumulation.
OUTLINE: Randomized study. The following acronyms are used: CYSP Cyclosporine, NSC-290193
DHAD Mitoxantrone, NSC-301739 VP-16 Etoposide, NSC-141540 Arm I: 2-Drug Combination
Chemotherapy. DHAD; VP-16. Arm II: 2-Drug Combination Chemotherapy with Drug Resistance
Inhibition. DHAD; VP-16; with CYSP.
PROJECTED ACCRUAL: At least 25 patients/arm will be entered over approximately 3 years.
Interventional
Allocation: Randomized, Primary Purpose: Treatment
Simon Daenen, MD, PhD
Study Chair
University Medical Centre Groningen
United States: Federal Government
CDR0000064413
NCT00002688
February 1995
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