http://www.vch.ca/public-health/harm-reduction/overdose-prev...
There's not a whole lotta point, since everything has Fentanyl in it these days, except pot (probably)
And free Naloxone (Narcan) kits at Shopper's Drug Mart, London Drugs, and other places:
https://towardtheheart.com/site-finder
They only ask your age and whether this is your first kit. No ID required
There were 131 overdose calls in Vancouver yesterday