In medical dosing, what does the abbreviation npo represent?

The abbreviation "npo" stands for "nothing by mouth." This term is commonly used in medical settings to indicate that a patient should not take in any food or liquids orally for a specific period of time. This restriction can be necessary for various reasons, such as before surgery or certain medical tests, where ingestion could lead to complications or inaccurate results. Understanding the importance of this abbreviation is vital for healthcare providers, including medication aides, to ensure patient safety and proper adherence to medical protocols.