Two Saint John doctors who treated a 70-year-old patient for a heart attack induced by eating a cannabis lollipop, say they're worried about the unknown risk posed by marijuana edibles, due to be legalized in Canada by next fall. 

"The dosage could easily be underestimated by the users because it doesn't give you that immediate hit," said Dr. Robert Stevenson, who saw the patient shortly after he showed up in the emergency room of the Saint John Regional Hospital just over a year ago.


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