The opioid epidemic was in significant part pushed forward by the unscrupulous marketing of prescription opioid manufacturers, and further catalyzed by the declining socioeconomic conditions in the areas most affected by the epidemic.
It is when you hold the belief that addiction is a moral failing. Most parts of the US seem to be digging out from under that misconception, though. Finishing it off for good could be the one good thing to come out of the opioid epidemic.
We should hand over the reins of drug policy to the Public Health Service Commissioned Corps and task them with minimizing harm, instead of the abject failure we have now with police running the show.
Not in the slightest, because presumably heroin that you get from your pharmacist at Walgreens wouldn't be contaminated with fentanyl.