Massachusetts MAP Certification Practice Test

PRN medication, which stands for "pro re nata" in Latin, is administered based on a specific reason or need as indicated by a healthcare provider’s order. This means that the medication is given only when necessary, rather than on a strict schedule or routine. For instance, a patient may be prescribed a pain reliever as a PRN medication, which they would take based on the experience of pain rather than at designated times throughout the day. This flexible approach allows healthcare providers to tailor treatment based on individual patients' symptoms and conditions, making it an effective method for managing needs that arise intermittently. Thus, the focus is on the specific circumstances justifying the medication's use, which aligns perfectly with the nature of PRN administration.