Heartburn-treating drug Pepcid one of many including those for blood pressure control that are not available due to shortages in Canada; the law of unintended consequences plays a predominant role.

Medical Mythbusting Commentary for January 16, 2020

Source:
Canada faces shortage of heartburn drug Pepcid after Zantac recall

Reference:
A dire scarcity of drugs is worsening, in part, because they are so cheap

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