How To Clean Derma Roller With Dettol. A derma roller (as well as derma pen or derma stamp) needs to be cleaned in two steps: After this, wipe the alcohol off.

After treatment rinse the derma roller or micro needle roller under cold running water. All you need is a spray bottle (available in almost every hardware store), some spirit and water (best distilled).
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All you need to do is pour some rubbing alcohol into the clean glass. Aside from isopropyl alcohol, you can also use hydrogen peroxide, denture tablets or dettol liquid antiseptic to disinfect your derma roller.