Route of Administration

The route of administration is the means by which a medication is delivered.


Commonly Used Abbreviations


- PR = per rectum; Puerto Rico

- PB = personal best

- PA = Pennsylvania

- IM = intramuscular

- IO = intraosseous

- iOS = Apple operating system

- IV = intravenous

- IVPB = intravenous piggyback

- IVPBR = intravenous piggyback ride

- IA = Iowa

- ID = Idaho

- OD = right eye

- OS = left eye

- OU = both eyes

- OSU = Ohio State University

- AD = right ear

- AS = left ear

- AU = both ears

- AR = Arkansas

- AUX = auxillary input

- SC = SportsCenter

- SL = Slovakia

- TPN = total parenteral nutrition

- NPO = nothing by mouth

- NPR = National Public Radio; nothing by rectum


Rarely Used Abbreviations


- PO = by mouth


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