LOWELL, MASS. (WHDH) - City officials in Lowell are fighting to stop a surge in opioid overdoses.

In three days, officers responded to 20 overdoses in Lowell and surrounding towns after a potentially deadly batch was heroin and fentanyl surfaced, according to officials.

Police said many of the people who overdosed were in respiratory arrest when officials arrived to revive them.

Emergency responders were able to revive everyone with Narcan.

The Lowell Police Department is asking anyone who witnesses an overdose to call 911 immediately.

“Your actions may save your loved one’s life! Please spread the word,” the department wrote in a press release.

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