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PSNet: Patient Safety Network
Journal Article

Reducing warfarin medication interactions: an interrupted time series evaluation.

Feldstein AC, Smith DH, Perrin N, et al. Archives of internal medicine. 2006;166:1009-15.

The authors evaluated the effectiveness of computerized alerts in reducing co-prescribing of warfarin and interacting medications. They found that the alerts had a modest impact on minimizing this potentially dangerous behavior.