A Study of Chemoimmunotherapy for the Treatment of Men With Neuroendocrine or Aggressive Variant Metastatic Prostate Cancer

360 mg intravenously every 3 weeks

1 mg/kg intravenously every 6 weeks

"AUC 4 mg/ml per minute intravenously every 3 weeks for up to 10 cycles.~Subjects will also receive granulocyte-colony stimulating factor (G-CSF) therapy while receiving carboplatin."

"20 or 25 mg/m2 intravenously every 3 weeks for up to 10 cycles.~Subjects will also take prednisone by mouth at a dose of 10 mg daily and receive granulocyte-colony stimulating factor (G-CSF) therapy while receiving cabazitaxel."