Prostate cancer is prevalent in the United States, with approximately 230,110 new cases and 29,900 deaths in 2004. Approximately 30% of new cases will be clinical stage T3 when they are diagnosed. This is a stage in which there is high probability that the cancer has spread beyond the prostate gland itself, making it much more difficult to treat. In these cases, when surgery is done by itself and the prostate is removed, it is still very likely that some cancer that has spread beyond the prostate remains and will get worse. Radiation applied to the prostate also does not work well on tumors that have spread beyond the prostate. Even surgery and radiation combined have not eliminated the problems caused by prostate cancer that has spread into the tissue outside the prostate itself. New treatments are needed to deal with prostate cancer at this more serious stage. Study doctors believe that it might be possible to shrink the prostate cancer using a new drug called SUO11248 or Sunitinib. After the patients take the drug, study doctors believe the cancer will shrink back to within the prostate, and they can then surgically remove the prostate and all the cancer. Patients on this study also will be given increasing doses of Sunitinib to find out how much of the drug can be given safely.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
6
5 Subjects will receive 50.0 mg/d of the study drug for 2 weeks.
5 Subjects will receive 50.0 mg/d of the study drug for 4 weeks.
5 Subjects will receive 50.0 mg/d of the study drug for 1 week.
5 Subjects will receive 37.5 mg/d of the study drug for 1 week.
5 Subjects will receive 37.5 mg/d of the study drug for 2 weeks.
University of California, Los Angeles, Jonsson Comprehensive Cancer Center
Los Angeles, California, United States
To evaluate the effects of SU011248 by histological examination of prostate tumors following radical prostatectomy.
Time frame: 24 months
To determine maximum tolerable dose of SU011248 when administered with prostate cancer prior to radical prostatectomy.
Time frame: 4 weeks
To evaluate the effects of SUO11248 on tumoral phospho VEGF/PDGF, receptor TK pathways, microvessel density, antiangiogenic activities and serum PSA levels.
Time frame: 4 weeks
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