Human factors influence how humans and systems interact to make processes more reliable or more error-prone during both normal and unexpected circumstances. This guideline provides recommendations centered on elements of communication, the organization, the work environment, and training to guide the consideration of human factors in improvement actions during critical anesthesia or intensive care situations.

Pharmacists working with surgical teams bring distinct safety context, expertise, and process awareness to perioperative care. These guidelines outline how pharmacists can help reduce medication errors before, during, and after surgery. Perioperative pharmacists can enhance communication, medication histories, and process reliability.

This guidance statement outlines recommendations from the Association of periOperative Registered Nurses (AORN) for developing, implementing, and evaluating safe medication practices in the perioperative environment.