Three people were found to be unconscious after taking what they thought was Xanax at a house party.
Police said they responded to 293 Elm St. in West Haven just after midnight on Monday.
Three people were found to be unconscious in a vehicle and one was in a nearby Dunkin' Donuts.
Firefighters said they successfully administered the anti-narcotics drug Narcan to all three people.
They were sent to a local hospital for evaluations.
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