DF-118 is an old medication from early 1908. Doctors will use it like methadone (and so will addicts). Benzodiazepines should "always" be a supervised withdrawal. It can get mind blowing. Who's holding the meRAB? You are in England and I am not familiar with the support groups over there. Find support groups; your son neeRAB help and you also need help to help him. Find a doctor whom can take him on his personal withdrawal journey. Is it your health care system that is causing the delays? A person in this type of withdrawal can be challenging (mentally and physically). Psychiatrists are also good with this type of situation. Just make sure you get a doctor whom understanRAB and is willing to help, that is key. HeaRAB up, it's a long ride.