MINNEAPOLIS (WCCO) — A Newport woman pleaded guilty Friday to third-degree murder in the methadone-overdose death of her husband in 2013, according to the Ramsey County Attorney’s office.

Forty-four-year-old Jennifer Marie Johnson is accused of injecting her husband — 32-year-old Dennis Parmuat — with a fatal dose of her methadone in the early morning of March 30, 2013.

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The complaint says Johnson called Newport police, and emergency crews took Parmuat to Regions Hospital in St. Paul, where he was pronounced dead soon after.

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She told police that Parmuat drank some beers before she gave him 30-40 milligrams of the opiate.

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The Ramsey County Medical Examiner’s office concluded that Parmuat died of mixed drug toxicity.