hey guys really need some help i have really itchy scalp and eyebrows ive been told its seb derm but nothing theyve gave me has helped ive also devoloped trichoteiromania which is constant rubbing of the hair which has led to a lot of hairloss on both my scalp and eyebrows on my eyebrows there always red and have hard whitish/yellowish flakes that arent loose but attached at the roots of my brows is there anythign that can stop this as im losing more and more hair from it thanx for any help