Over 175,000 emergency department visits a year are due to adults over the age of 65 experiencing adverse drug events. According to a study published in the December 24 issue of the Journal of the American Medical Association, nearly 30 percent of older adults use at least five prescription medications, but nearly half of older adults use a combination of prescription and over-the-counter medications. The combined effect is estimated to put around four percent of older adults (around 2.2...