[header] How to get rid of dandruff fast [title] Comb it out with dry shampoo. [step] Dry shampoo can clean and moisturize your scalp when applied before you go out. It can be found in drugstores or online and comes in spray and powder form. 
To apply, spray your hair a few times or sprinkle a little on top of your scalp. Comb in the spray or powder, which will help comb out any dandruff flakes.