Drug misuse is not a disease, it is a decision, like the decision to step out in front of a moving car. You would call that not a disease but an error of judgment.
Strange how paranoia can link up with reality now and then.
Reality, by itself, becomes a story by Philip K. Dick.
When I believe, I am crazy. When I don't believe, I suffer psychotic depression.
The universe is information and we are stationary in it, not three dimensional and not in space or time.