Which of the following items is NOT typically listed as a requirement on a prescription label?

The requirement for a prescription label is guided by various regulations and best practices to ensure clear and safe medication dispensing. The prescriber's signature, while crucial for the validity of a prescription, is not typically included on the labeled medication that the patient receives. Instead, the signature is often found on the original prescription document submitted to the pharmacy, but it does not usually appear on the dispensing label itself.

In contrast, a prescription label must contain cautionary statements to alert patients about potential side effects or interactions while taking the medication. Additionally, the prescription number is essential for tracking, refills, and reference purposes for both the pharmacy and the patient. The date of initial dispensing serves to inform patients about when to start taking their medication and assists in tracking efficacy and safety over time. Each of these elements plays a critical role in patient safety and medication management, whereas the prescriber's signature remains a procedural necessity and does not contribute to the labeling requirements that the patient sees.