“There is nothing [else] I can do as a father. Nothing. ... It is, what it is. He’s a druggie and everybody needs to accept it.”
He could try what Carroll O’Conner did with his son. Of course, Mr. O’Conner’s attempt failed but this father could try. There is yet another course of action.
At the very least he can get on his knees and pray.
Carroll O’Connor participated in a lampoon (All In The Family) of conservative ideas. That wasn’t entirely fair; not all people with conservative ideas carry them out like Archie Bunker. But even poor old Archie managed to find blessing in the stories.
Sometimes, souls whom the Lord has marked as targets for special roles fall into absolutely hideous lives for a season or seasons. I daresay it’s not over with Johnny until the proverbial fat lady sings. But he needs a face to face encounter with the God who puts the amazing into grace.