 9. Subjects with brain or subdural metastases are not eligible, unless they have completed local therapy and have discontinued the use of corticosteroids for this indication at least 4 weeks before starting study treatment. Any symptoms attributed to brain metastases must be stable for at least 4 weeks before starting study treatment; radiographic stability should be determined by comparing contrast-enhanced computed tomography CT or magnetic resonance imaging MRI brain scan performed during screening to a prior scan performed at least 4 weeks earlier 