The trio are charged with being concerned in the supply of cocaine and heroin at a house in the city's Springburn on July 11, 2020.
They also face the same allegation in connection with the class B substance tetrahydrocannabinol at the same date and place.Sharon Gall and McCann then face later drug charges relating to September 2, 2021.McCann alone is accused of possessing etizolam known as street valium.Sharon Gall faces the same accusation in that it is claimed she tried to swallow a package of drugs and refused to open her mouth when ordered to by two constables.
Lawyers for the three - the Galls, of Springburn, and McCann, of the city's Milton, pleaded not guilty to the allegations they face.