What specific documentation is required for controlled substance handoffs?

The requirement for a signed log confirming the transfer between registrants is rooted in the regulations that govern the handling of controlled substances. These regulations are designed to ensure that there is a clear, traceable record of the movement of these substances, which are tightly regulated due to their potential for abuse and dependency.

When controlled substances are handed off between entities or individuals who are authorized—such as from one pharmacy to another or from a pharmacy to a healthcare provider—a signed log serves as a formal record indicating that the transfer has occurred. This log must include details such as the names of those involved in the transaction, the quantities of substances transferred, and the specific substances in question.

This documentation is crucial not only for regulatory compliance but also for maintaining accountability and security. It helps to prevent loss, theft, or misuse of controlled substances and ensures that both parties in the transaction adhere to legal requirements.

Other choices, while they may represent forms of communication or acknowledgment, do not fulfill the legal requirement for thorough documentation that guarantees a reliable chain of custody for controlled substances. Therefore, the signed log is the essential and correct documentation required in this context.