Which term describes the method of administration documented as "by mouth"?

The term that describes the method of administration documented as "by mouth" is the abbreviation PO, which stands for "per os" in Latin. This phrase translates directly to "by mouth" in English and is commonly used in medical and pharmaceutical contexts to indicate that a medication or substance is intended to be taken orally. It signifies that the drug is to be swallowed and absorbed through the digestive system, which is a conventional route of administration for many medications. Understanding this terminology is crucial for pharmacy technicians as it ensures accurate communication regarding how patients are to receive their medications.

In contrast, the other options refer to different modes of administration or are not standardized medical abbreviations related to oral intake. Recognizing these distinctions helps pharmacy professionals ensure they provide proper guidance regarding medication intake methods.