NHA Certified Clinical Medical Assistant (CCMA)Foundational Knowledge and Basic ScienceEasy
A medical assistant is preparing to administer an oral medication to a patient. The order states 'Medication X, 1 tablet PO BID'. What does 'PO' indicate regarding the route of administration?
- AAfter meals
- BAs needed
- CBefore bed
- DBy mouth
Show answer & explanationAnswer & explanation
Correct answer: D. By mouth
In medical terminology, 'PO' is an abbreviation derived from the Latin 'per os', meaning 'by mouth' or 'orally'. This indicates the medication should be taken by swallowing.
Why the other options are wrong
- A. 'PC' means after meals.
- B. 'PRN' means as needed.
- C. 'HS' (hora somni) means before bed or at bedtime.
Medical Abbreviation: PO
'PO' stands for 'per os', a Latin phrase meaning 'by mouth' or 'orally', indicating the route of administration for medications.
- Commonly used in medication orders
- Signifies swallowing the medication
- Crucial for correct drug administration
Memory trick: Route Abbreviations: Know your way!