The Patient Is Having Chest Pain

The patient is having chest pain. The physician orders sublingual nitroglycerine STAT. The nurse obtains the medication from the pharmacy and administers it to the patient 30 minutes later. Which statement best describes the nurse's action?

A) The medication should have been administered immediately.
B) The physician should have specified the time frame for the medication.
C) The medication should have been administered within a 5-minute time frame.
D) The nursing action was correct because the medication was not on the unit.