You are assisting a patient with her metered-dose inhaler (MDI). In an effort to determine the exact name of the medication, it would be best for the EMT to:

A) Ask the patient the name of the medication
B) Contact and describe the MDI to medical direction
C) Look up the medication using the Physician's Desk Reference (PDR)
D) Find the medication name on the label of the MDI

D) Find the medication name on the label of the MDI