I agree with your doctors. They are an absolute dead end when it comes to treating problems from 5-AR inhibition. You might as well consult with the homeless dude on the corner.
Personally, I think any doctor who would prescribe this known genotoxin (former chemotherapy drug) needs a fist to the skull because this poison can literally ruin a man.
You need to go back and read the last few pages of this thread. Follow the same protocols that you see listed herein. It's your best chance at recovery.