Not a tranny, but have read on it and watched quite a few videos on it:

It probaby won't make them feel much better. If they regret it, then it will be huge and permanent loss. Nt only that, he will have to constantly dilate it to prevent the wound from stitching back together. It's gross and can smell like shit.

Your friend is in all chances a homosexual man. What he truly needs is to treat that disease, althogh, I imagine he is a lost cause by now.