A few years ago I thought my upper lip was dirty so I went to scrub it off and realized this wasnt dirt. I couldnt figure what it was so went online and learned it could be from an IUD I had. I had it removed asap, Dr. insisted it wasn't from that. That didn't help, I tried creames, retin A, lemons and it just stayed. It was bearable in fall/winter but soon as the sun comes out its BAD. I...