In Britain, between about 1920 and 1971, #heroin was available on prescription. It is CHEAP to manufacture, $1 / hit. The junkies held down jobs, lived at least to middle age, and didn't bother anyone.
Make illegal drugs a prescription drug problem. Expand who can prescribe. Overdose deaths will still be sad, but they won't cause second- and third-order problems like the WoD does...