PRIOR CONCURRENT THERAPY: Biologic therapy: No concurrent prophylactic filgrastim (G-CSF), sargramostim (GM-CSF), or thrombopoietin Chemotherapy: No prior chemotherapy Endocrine therapy: See Disease Characteristics No other concurrent hormonal therapies (e.g., antiandrogens or megestrol acetate) except adrenal replacement dose corticosteroids Radiotherapy: No prior strontium chloride Sr 89, samarium Sm 153 lexidronam pentasodium, or other radioisotope therapies At least 4 weeks since other prior radiotherapy and recovered Surgery: See Disease Characteristics Other: At least 1 week since prior and no concurrent cholesterol lowering medications (e.g., lovastatin, simvastatin) At least 1 week since prior and no concurrent proton pump inhibitors (e.g., omeprazole, lansoprazole) Concurrent H2 receptor antagonists or antacids allowed at least 2 hours following administration of R115777 No concurrent bisphosphonates (e.g., pamidronate, zoledronate) No concurrent imidazole antifungal medications