A New Graduate Nurse Is Reconstituting Parenteral Medications for Administration

A new graduate nurse is reconstituting parenteral medications for administration. Which of the following actions requires intervention from the experienced nurse? Select all that apply.

A) Discarding the remainder of a single-dose vial after drawing up the needed dosage
B) Adding a diluent volume different than one recommended by the manufacturer for a multiple-strength medication
C) Using a previously reconstituted medication from a multiple-dose vial that is past expiration
D) Labeling a multiple-strength medication with the amount of diluent added and final concentration
E) Drawing up a dose from a single-dose vial reconstituted earlier that morning