Officers in Saint-Tite, Quebec are looking into claims that several women were drugged with GHB at the annual Western festival.
Multiple women state they were injected by syringes unknowingly during the gathering.
This substance is a sedative.
Quebec provincial police have confirmed an current inquiry into these incidents.
Officers are now examining the claims made by the victims who have spoken out.
The investigators have provided no any additional details.
They have not indicated how many women reported the needle pricks.
The investigation is ongoing.