<prompt> Filgrastim is used for the treatment of :NeutropeniaAnemiaPolycythemiaNeutrophilia  <response>: Filgrastim G-CSF and sargramostim GM-CSF are used to prevent or treat chemotherapy-induced neutropenia.Erythropoietin is used to treat anemia associated with chronic renal failure and cancer chemotherapy.Oprelvekin IL-11 is used to prevent and treat thrombocytopenia. 