Why to use Parodontax Daily Mouthwash.- Its formula is chlorhexidin-based, which is the most recommended antibacterial ingredient by dental surgeons to prevent teeth from plaque problems.- Its effectiveness on dental plaque has been clinically proven.- It allows an action on plaque up to 24 hours (with 2 uses per day).For an optimal result, use each day Parodontax Mouthwash associated to Parodontax toothpaste.