Oxycontin and Fentanyl are meant to control severe pain (such as cancer patients) and not for recreational drug use. Canada has an opioid crisis because Canada's many many many drug addicts moved on from heroin, cocaine and crystal meth to these drugs. Or worse, they are taking the new drugs along with the old ones. Canada has a very permissive  attitude towards drug use, and has no answer to this problem, other than harm reduction, that never worked. (What they need is long term, min. 12 month treatment. ) Also, doctors perscribe the above drugs to people with known drug use history, who are clearly engaging in drug seeking behavior, showing up with various bogus pain claims at ER's, walk-in clinics, getting prescriptions from various doctors.