Warfarin, insulin, and digoxin together account for
over one-third of emergency department
adverse drug events among older adults.—Budnitz DS, Pollock, DA, Weidenbach KN, et al. National
Surveillance of Emergency Department Visits for Outpatient Adverse Drug Events. JAMA. 2006;296:1858-1866.
“About one in three older persons taking at least five medications will experience an adverse
drug event each year, and about two thirds of these patients will require medical attention.