I also have mild hyperacusis and found every passing car was waking me up. Solution is foam earplugs, and I think I am sleeping better than before this all happened. I also rarely use melatonin 2.5 mg, green tea, and daily omega3 supplement as antiinflammatory.
Not sleeping definitely makes the H and T worse, and gets you into a vicious cycle.
Not sleeping definitely makes the H and T worse, and gets you into a vicious cycle.