Going cold turkey on alcohol is extraordinarily dangerous: http://en.wikipedia.org/wiki/Delirium_tremens http://en.wikipedia.org/wiki/Delirium_tremens However

Going cold turkey on alcohol is extraordinarily dangerous: http://en.wikipedia.org/wiki/Delirium_tremens http://en.wikipedia.org/wiki/Delirium_tremens However I am not familiar with opiate withdrawal killing people without other medical things going on.