I've read all your posts but been too ill myself to reply, I'm in jail abroad.
I'm so sorry to hear of your relapse, but don't blame yourself, it's actually very common and happens for no apparent reason.
You need support. Sign off work sick and see your GP. Even though your husband is autistic, his behavior is disgusting. Can you go stay with parents or supportive friends until you're stable again?
Hopefully someone else will reply later with better advice. It's 1pmwhere I am now so am awake