You might try a stellate ganglion block. I had the block. It's an injection in the neck. I immediately felf a lightness of being. Things I was trying to figure out were without the emotional heaviness that makes thinking difficult.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10303073/#:~:text=Overall%2C%20stellate%20ganglion%20block%20treatment,month%20following%20the%20SGB%20injection.