What does the abbreviation AU stand for regarding ear medication administration?

The abbreviation "AU" in the context of ear medication administration stands for "both ears." This designation is used by healthcare providers to specify that a medication should be administered to both the left and right ears simultaneously. Understanding this abbreviation is crucial for correct medication administration to ensure that the treatment is effective and that both ears receive the necessary care when needed.

In contrast, "AD" would refer to the right ear, while "AS" would designate the left ear. The choice of "AU" specifically indicates that both ears are involved, making it essential for clinicians and caregivers to be familiar with these abbreviations to avoid any potential confusion in medication administration.