What Does PO Mean?
PEE-oh
IPA: /ˌpiːˈoʊ/
PEE
oh
PO is pronounced PEE-oh
What does PO stand for?
PO stands for 'per os,' Latin for 'by mouth.
How do you pronounce PO?
PO is pronounced "PEE-oh". Syllables: pee - oh.
When is PO used in medicine?
Medication route specification on orders and prescriptions. 'Give metoprolol 25 mg PO BID' = swallow twice daily.
Word Parts & Etymology
Latinper osby mouth / through the mouth
Common Misconceptions
Confused with NPO (nothing by mouth). PO = give by mouth; NPO = withhold everything by mouth.
Clinical Context
Medication route specification on orders and prescriptions. 'Give metoprolol 25 mg PO BID' = swallow twice daily.
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