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With a flick of a switch: Reducing addiction risk from opioid painkillers
October 15, 2026
PHILADELPHIA, Pennsylvania, Oct. 15 -- The University of Pennsylvania posted the following news:

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With a flick of a switch: Reducing addiction risk from opioid painkillers

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Last year, more than 40,000 Americans died from overdoses involving opioids, according to the Centers for Disease Control and Prevention.

Opioid compounds, including morphine, codeine, and fentanyl, exert most of their effects by activating mu-opioid recep . . .

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