Suggest Treatment For Hearing Loss

I HAVE BEEN TOLD BY ent DOCTORS THAT MY EAR NERVE WHICH CONDUCTS SOUND SIGNAL HAD BEEN DAMAGED AND DUE TO THAT i HAVE ABOUT 40% HEARING LOSS. BUT ALSO ACCORDING TO THEM MY EARDUM IS HEALTHY, SOME DAYS BEFORE WHEN I AGAIN WENT FOR SOME SOLUTION FROM A ENT SPECIALIST, IT HAD BEEN IDENTIFIED THAT MY EARDRUM WAS BLACK , AND BEFORE THAT DOCTOR WAS TELLING MY EARDRUM IS HEALTHY. BUT I AM NOT SATISFIED WITH THAT. CAN YOU PLEASE REPLY TO THIS?