I am on a waiting list in Montreal. I expect from 3 to 6 month to surgery. I can't tell you anything from experience. But I read so much positive testimonies here. I feel optimistic for you. And for me...

I'm taking vitamin E , for 5 months now. No change.

I don't think vitamin E will be of any benefit.

I underwent treatment with Xiaflex injections. It DID cause a very significant improvement.

I don't believe that PRP will be of significant help.
But do consider Xiaflex

Curiously enough, at one point in time, he wears a cock ring....
Why would he need to assist his artificial erection?