Final answer:
True. A licensed pharmacist must always be available where prescriptions are dispensed, contributing to patient safety and medication management.
Step-by-step explanation:
The question 'There must always be a pharmacist on staff' can be answered as True. In the United States, a licensed pharmacist must be present in drugstores, hospitals, and other medical facilities where prescriptions are dispensed. As highly educated professionals with a doctorate in pharmacy, pharmacists play a crucial role in healthcare. Their extensive knowledge in chemistry and biology equips them to understand the effects of drugs on the body. They provide valuable advice to both physicians and patients on matters such as drug selection, dosage, interactions, and side effects. Pharmacists contribute significantly to the proper use of medications and overall health support.