I felt I couldn’t read and not reply.
I feel for you and can hear the pain in your words. Honestly sounds like you all have been living in a nightmare.
I personally don’t know of anywhere that he could be sent without his consent. I’d have thought it would be through a court, possibly being sectioned.
But I would say your mum has to stand up and do something now, she is enabling him and this won’t end until she cuts those strings. It will be another 6 years and you will all be in the same position.
So many posts I’ve read are of people who have done everything they possibly can… for partners/family and it all seems to end the same way, them shattered by these other peoples choices.
I hate drugs. I hate them even more since I’ve been dragged into this world. Only since May for me, but I have zero tolerance for it. It just kills the person that they once were!