Reducing interruptions to improve medication safety.

In the fast-paced environment of a cardiac and thoracic surgery telemetry unit, nurses are interrupted hundreds of times per day. These interruptions can have a detrimental effect on patient safety during medication administration. This article describes a bundle of safety interventions that reduced the average number of interruptions during medication administration by 2.11 interruptions per encounter and decreased reported medication errors by a total of 28 incidents over a 3-month period.