This is turning out to be a good all-around discussion!
Gainor, I think Splendra's contribution was in regard to brain function in general, as applies to overall health.
Your situation is undoubtedly frustrating. I wish you some speedy resolution. Have you tried CBT?
I know alcohol depletes the body of nutrients in a different way than other drugs; combine it with a head injury, and I'm sure you can understand my frustration as well!