After Electrocautery treatments I got dark spots on my face. I tried using 4% Hydroquinone on them but it didn't work. Is Salicylic Acid good? Thank You.

Yes, I am extremely embarrassed I ever thought this would be a good idea! I did this yesterday, left it for a couple of hours, scraped it off and saw...

I started using salicylic acid peel 20% two months ago and this was the result. I ruined my skin, I was out in the sun a lot with little sun...