I would maintain regular contact with him, but have him committed.
His normal siblings should NOT be living with that. Not for one day.
If only it were that easy . . .
Getting someone committed is very hard in our current system. And they’ll only keep the patient for a short time, till the drugs kick in. Then they’ll release him, because that’s the law.
And it won’t last. And it will start over. And you just hope nothing bad happens in the meantime.
Been there.
They've demonized asylums for years in popular culture and movies, however, that is the answer for many of these children and adults.
100% agree.