Try an elastic mandibular advancer and get a pair of Audicus hearing aids. https://www.audicus.com/ https://www.tinnitustalk.com/threads/panic-attacks-scared-i%E2%80%99ll-never-habituate.33919/page-2#post-468211
I have the exact same thing but I strangely got used to that one rather quickly as it was less bad as my other sounds