This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Drug of choice for Neutropenia due to cancer chemotherapy is - 
Select and explain. 
A. Vitamin B-12, B. IL 11, C. Filgrastim, D. Erythropoietin
C: Filgrastim
Answer: C: Filgrastim 
Explanation: Ans. is 'c' i.e., Filgrastin o Filgrastim is a recombinant human granulocyte colony stimulating factor (G-CSF) effective in the treatment of severe neutropenia.