We have discussed this before about all these people dependent on drugs going cold turbey. They will be part of the chaos at the beginning and I believe many will just curl up and die, some will pull themselves together and some will go out and get killed as they encounter others. Of course some of us will suffer as a result of that.
I'm fully of the believe that we need to cater for all our needs and that includes these areas. So stock up what you can,hopefully Ken will do an article
The answer on who will administer them is your team. If you are on your own you probably won't even think you are depressed.