Apr 12, 2025 · The meaning of PER OS is by way of the mouth. How to use per os in a sentence.

Per os (/ ˌ p ɜːr ˈ oʊ s /; P.O.) is an adverbial phrase meaning literally from Latin "through the mouth" or "by mouth". The expression is used in medicine to describe a treatment that is taken orally (but not used in the mouth such as, for example, caries prophylaxis). [ 2 ]

The main discussion of these abbreviations in the context of drug prescriptions and other medical prescriptions is at List of abbreviations used in medical prescriptions. Some of these abbreviations are best not used, as marked and explained here. Abbrev. [1] q.

per os Latin instruction, by mouth. Use of the Latin instructions for therapeutics is waning; usage of plain English is preferred from all perspectives, including informed consent and liability reduction.

Apr 2, 2025 · per os By mouth: orally. Synonym: PO (initialism) Antonyms: NPO, nil per os (English)

There is one meaning in OED's entry for the adverb per os. See ‘Meaning & use’ for definition, usage, and quotation evidence.

Jul 18, 2024 · Oral administration of drugs is the most common and acceptable route for drug administration, especially for out-patients. When possible, oral route usually abbreviated as p.o. or PO (Latin per os, meaning through the mouth) is the first choice for the administration of drugs since it is both convenient and economical.

Jul 9, 2024 · NPO stands for “nil per os,” or “nothing by mouth.” It’s the standard instruction for people preparing to have a medical procedure or surgery. NPO means you avoid food and drink for hours before your medical or surgical procedure.

The abbreviation PO stands for Per Os, a Latin term meaning "by mouth," which is commonly used in medical prescriptions to indicate that a medication should be taken orally. This term is frequently encountered in healthcare settings, particularly in the context of prescribing medication, dietary instructions, and patient care documentation.

Jan 2, 2017 · Con “somministrazione di un farmaco per os” si intende semplicemente che quel farmaco deve essere assunto per via orale, quindi per bocca. Dire: Sono tutti sinonimi e non devono impaurire il povero paziente! Sono usati dai vari medici sulle ricette e prescrizioni mediche, per dire la medesima cosa.