Rickenbach said fentanyl is one of the top five reported drugs brought in as evidence to the lab but this particular piece of evidence, connected with a recent overdose in Plymouth, is the first lab-confirmed case of fentanyl mixed with marijuana ever found in Connecticut and potentially across the country.

"What we hope is that this will steer people away from that illegal market and bring them towards the legalized side of things," said Brian Foley, assistant to the Commissioner of the Department of Emergency Services and Public Protection.