A Moncton, N.B., woman says she ended up in the emergency room after a Shoppers Drug Mart pharmacy accidentally gave her medication meant for high blood pressure instead of allergies. Medication mix-ups are a big problem in Canada — and experts warn pressures in the system may make errors hard to catch. Go Public investigates what happened and what’s being done to protect patients. »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS For breaking news, video, audio and in-depth

Tag-uri: accident