SR-45023A in Treating Patients With Advanced Solid Tumors

DISEASE CHARACTERISTICS: Histologically or cytologically confirmed locally advanced or metastatic or solid tumors refractory to standard therapy or for which no standard therapy exists (surgery, radiotherapy, and/or chemotherapy) Measurable or evaluable disease by medical photograph, plain x-ray, CT, MRI, palpation, or serum tumor markers at least 2 times upper limit of normal No asymptomatic brain metastases No leukemia, lymphoma, or multiple myeloma

PATIENT CHARACTERISTICS: Age: 18 and over Performance status: SWOG 0-1 Life expectancy: At least 12 weeks Hematopoietic: Absolute granulocyte count at least 1,500/mm3 Platelet count at least 100,000/mm3 Hemoglobin at least 9 g/dL No coagulation disorders Hepatic: Bilirubin normal AST and ALT no greater than 3 times upper limit of normal (ULN) (no greater than 5 times ULN if liver involvement) Renal: Creatinine less than 1.5 mg/dL Creatinine clearance at least 45 mL/min Cardiovascular: No cardiac conduction abnormalities Other: Not pregnant or nursing Negative pregnancy test Fertile patients must use effective contraception No active infection No concurrent serious systemic disorders No concurrent or recent (within past 6 months) small bowel obstruction, symptoms of small bowel obstruction, or any other gastrointestinal disease

PRIOR CONCURRENT THERAPY: Biologic therapy: No concurrent immunotherapy No concurrent filgrastim (G-CSF) Chemotherapy: See Disease Characteristics At least 3 weeks since prior chemotherapy and recovered No prior SR-45023A No other concurrent chemotherapy Endocrine therapy: No concurrent hormonal cancer therapy (except contraception, hormone replacement therapy, and corticosteroids) Radiotherapy: See Disease Characteristics Prior radiotherapy allowed to less than 25% of the bone marrow and recovered No prior radiotherapy to the whole pelvis No concurrent radiotherapy Surgery: See Disease Characteristics Other: At least 4 weeks since prior investigational agents No other concurrent investigational agents No concurrent anticoagulation therapy (e.g., Coumadin or heparin) No concurrent digoxin, beta blockers, or calcium channel blockers