Which element is NOT required on a prescription label for dispensed drugs?

The element that is not required on a prescription label for dispensed drugs is the patient's birth date. While certain details are necessary to ensure accurate identification and proper use of the medication, such as the name of the veterinarian, directions for use, and the date dispensed, the patient's birth date is generally not mandated by regulatory guidelines for prescription labels.

Including the birth date can be helpful for record-keeping and ensuring medications are suited for the patient's age, but it is not a statutory requirement across veterinary practices. This allows for a streamlined approach to labeling while ensuring the essential information that affects the safe and effective use of the medication is prioritized.