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LiveScience
LiveScience
Kamal Nahas

New pain-relief opioid could be much less addictive than morphine, rodent study finds

A close up of a series of medicine bottles, IV drips and syringes sitting on a turquoise sheet. .

A new synthetic opioid designed to relieve pain could hold promise for replacing addictive painkillers like morphine or fentanyl in patients, a study in lab rats suggests.

The research hints that the new opioid carries a lower risk of addiction — though it's likely not completely risk-free.

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