Final answer:
Before transferring a prescription, a pharmacist must verbally or electronically communicate with the receiving pharmacist to share essential details about the prescription, such as medication name, dosage, quantity, and refill information.
Step-by-step explanation:
Prior to the transfer of a prescription, a pharmacist must communicate with the pharmacist at the receiving pharmacy. This communication can be either verbally or electronically. The transferring pharmacist needs to share all necessary information about the prescription, including but not limited to, the medication's name, dosage, the quantity prescribed, and the number of refills. It is crucial for maintaining accurate and up-to-date patient records and ensures the continued care and safety of the patient.