Pharmacology Which of the following is most likely to be used in a young child with chronic renal insufficiency? A Cyanocobalamin B Desferrioxamine C Erythropoietin D Filgrastim (G-CSF) 💡 Explanation Which of the following is most likely to be used in a young child with chronic renal insufficiency? ✓ Correct Answer: C. Erythropoietin