A Patient Is Prescribed Filgrastim (Neupogen)

A patient is prescribed filgrastim (Neupogen) .Which nursing intervention is indicated? Note: Credit will be given only if all correct choices and no incorrect choices are selected.
Select all that apply.

A) Prepare the medication for intramuscular injection.
B) Allow the medication to warm to room temperature for no longer than 6 hours.
C) Withdraw prescribed amount and return remaining medication to refrigerator for later use.
D) Discard vial if left at room temperature for longer than 4 hours.
E) Give the medication at least 24 hours following cytotoxic chemotherapy.