A Dose Finding Study of R115777 (NSC 702818) in Patients With Advanced Hematologic Malignancies
Inclusion Criteria
DISEASE CHARACTERISTICS:
- Histologically or cytologically confirmed hematologic malignancy refractory to
standard therapy or for which no known effective therapy exists
- Hodgkin's or non-Hodgkin's lymphoma
- Known bone marrow involvement
- Acute myeloid leukemia
- Chronic myelogenous leukemia
- Chronic phase
- No significant symptoms after treatment
- No features of accelerated phase or blastic phase
- Accelerated phase
- WBC difficult to control with conventional busulfan or hydroxyurea in
terms of dose requirement or shortening of intervals between courses
- Rapid doubling of WBC (less than 5 days)
- At least 10% blasts in blood or marrow
- At least 20% blasts plus promyelocytes in blood or marrow
- At least 20% basophils plus eosinophils in blood
- Anemia or thrombocytopenia unresponsive to busulfan or hydroxyurea
- Persistent thrombocytosis
- Additional chromosome changes
- Increasing splenomegaly
- Development of chloromas or myelofibrosis
- Blastic phase
- At least 30% blasts plus promyelocytes in blood or bone marrow
- Acute lymphoblastic leukemia
- Chronic lymphocytic leukemia
- Myelodysplastic syndromes
- Refractory anemia with excess blasts (RAEB)
- Chronic myelomonocytic leukemia
- RAEB in transformation
- Multiple myeloma
- Chronic myeloproliferative diseases including, but not limited to, myelofibrosis
with myeloid metaplasia
- Measurable or evaluable disease documented by radiographic, hematologic, bone marrow,
or clinical examination parameters
- Refusal of allogeneic bone marrow transplantation allowed
PATIENT CHARACTERISTICS:
Age:
- 18 and over
Performance status:
- Karnofsky 60-100%
Hepatic:
- Bilirubin no greater than 1.5 mg/dL
- Albumin at least 2.5 g/dL
Renal:
- Creatinine less than 2.0 mg/dL
Other:
- No other uncontrolled medical disorder
- No active inflammatory bowel disease, ileus, or other chronic malabsorption syndromes
- Not pregnant or nursing
- Fertile patients must use effective contraception during and for 2 months after study
participation
PRIOR CONCURRENT THERAPY:
Biologic therapy:
- At least 4 weeks since prior immunotherapy
Chemotherapy:
- At least 4 weeks since prior chemotherapy (6 weeks for mitomycin or nitrosoureas)
- At least 3 days since prior hydroxyurea
Endocrine therapy:
- At least 4 weeks since prior systemic steroids for multiple myeloma
Radiotherapy:
- At least 4 weeks since prior radiotherapy
Surgery:
- No prior total gastrectomy or total ileocolectomy
Other:
- No prior tipifarnib
- No concurrent proton pump inhibitors (e.g., omeprazole)