People overdosing on opioid drugs has become a serious problem in Northumberland County.
In Cobourg alone in the past couple of days police responded to four overdose calls within a 24-hour period.
Police suspect the victims were using the powerful opioid fentanyl.
For the month so far, the Cobourg Police Service has responded to 14 such incidents.
Early Thursday Cobourg police confirmed they were investigating a death that might have been caused by an overdose.