This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Pharmacology
Filgrastim is used for the treatment of 
Select and explain. 
A. Neutropenia, B. Anemia, C. Polycythemia, D. Neutrophilia
A: Neutropenia
Answer: A: Neutropenia 
Explanation: Refer Katzung 11/e p 580-581 Filgrstim (G-CSF) and sargramostim(GM-CSF) are used to prevent or treat chemotherapy induced neutropenia Erythropoietin is used to treat anemia assosciated with chronic renal failure and cancer chemotherapy