After surgery, more than two-thirds of patients wind up with leftover prescription opioids

America’s opioid crisis is fueled by prescription painkillers. Medications such as oxycodone, fentanyl and morphine were responsible for nearly half of the 33,000 overdose deaths recorded in 2015, according to the Centers for Disease Control and Prevention.

How did Americans get their hands on so many opioid pills? A new study suggests that surgical patients have plenty go to around.

Among 810 people who were operated on and sent home with an prescription for opioids, more than two-thirds wound up with unused painkillers in the weeks after their procedures, according to a report published Wednesday in the journal JAMA Surgery.

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