RCMP have laid more charges in connection with an alleged prescription drug ring in eastern Saskatchewan.

Donelda Brass of the Key First Nation is facing drug trafficking charges.

Police have also issued warrants for 50-year-old Dean Elder of Yorkton, 43-year-old Brent Woloschuk of Melville and 78-year-old Henry Ironstand of the Valley River First Nation in Manitoba.

In all, 23 people are now facing charges. RCMP are continuing their investigation.