Dandruff help!

So I’ve always had really dry skin and bad dandruff but like this is a whole other level!!! And it had to be this nasty on New Year’s <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">Eve</a>😩 Does anyone know how to get rid of this and any way to help with dry skin and dandruff