This story will be updated.
Abbott Laboratories will lay off hundreds of employees at its facility in Westbrook.
Abbott Labs makes COVID-19 testing kits and other medical devices. The demand for testing kits has been declining in recent weeks.
It has manufacturing plants in Scarborough and Westbrook.
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Westbrook Mayor Michael Foley said roughly 300 workers will be laid off at the Westbrook location on Bradley Drive.
“Abbott Labs has been a great partner in the fight against COVID-19 and their mission to help us reach where we are has been achieved,” Mayor Foley said. “We look forward to them continuing to be a great community partner here in Westbrook as they transition their business back to many of the other medical testing they provide.”