Guelph police say officers saw the man in a cell trying to hide something on Thursday morning.

The OPP says officers seized more than $2,600 in cash, nearly 200 grams of cocaine and 12 grams of "purple heroin" from the man.

Between 12:45 p.m. Friday and 2 p.m. Sunday, officers responded to eight individuals in six separate incidents who required emergency medical treatment due to possible overdoses.