A pharmacist counts pills in a pharmacy in Toronto in this January 31, 2008 file photo. Pressured by an aging population and the need to rein in budget deficits, Canada's provinces are taking tough measures to curb healthcare costs, a trend that could erode the principles of the popular state-funded system. To match ANALYSIS CANADA-HEALTH/ REUTERS/Mark Blinch/Files (CANADA - Tags: HEALTH POLITICS BUSINESS)