An addictions physician told Global News a number of factors have led to a disruption in the supply chain of fentanyl coming into the country.

RCMP are issuing a warning about laced drugs in the Wood Buffalo area after three people, including a Mountie, were taken to hospital Friday night for suspected exposure overdoses.

The Crown stayed drug and weapons charges to skip a preliminary hearing in a Saskatoon case of cocaine laced with fentanyl that police say proved deadly.

Shervin Beeharry and Japmanjot Grewal are accused of drug trafficking and weapons offences in Saskatoon.

Azam Kabani is one of three people accused of trafficking cocaine laced with fentanyl that Saskatoon police say caused four deaths.

SIDEST sees drugs laced with dry wall dust, icing sugar, hairspray, and even products from the dental industry.