In the provided information, what does the symbol 'p' with a line over it indicate?

The symbol 'p' with a line over it, known as a "p with a macron," is a notation commonly used in medical terminology and prescriptions. It represents "post-" which means "after." This is particularly relevant in the context of medication administration and timing, as understanding when to administer medications relative to meals or other interventions is crucial for patient care and safety.

Recognizing this symbol helps ensure that medications are given at the appropriate times, which can affect their efficacy and the overall treatment plan. For example, knowing that something should be done "p" (after) a certain event, such as eating, can help in organizing medication schedules effectively.

The other choices do not align with the definition of this notation. "Before" would be indicated with a symbol such as 'a' (ante), "with" would typically be denoted by the abbreviation 'c' (cum), and "without" is commonly represented by 's' in a similar form (without a line). Understanding these specific symbols aids CRMA professionals in interpreting instructions accurately.