Get 24-hour relief from painful tooth sensitivity with continued use of LISTERINE SENSITIVITY ZERO Alcohol Mouthrinse . This uniquely formulated tooth sensitivity mouthwash begins working immediately* to shield and protect sensitive areas of teeth. Unlike many oral care sensitivity products that numb the nerve, LISTERINE SENSITIVITY mouthwash with CRYSTAL BLOCK™ Technology works differently by physically blocking 97% of dentin tubules in just six rinses**, treating tooth sensitivity at its source. Featuring a refreshing Fresh Mint flavor, this alcohol-free mouthwash reaches virtually 100% of your sensitive teeth areas and gets the hard to reach areas of your mouth. Available in a 500 mL bottle with approximately 1 month of supply.

* Relief in 2 weeks with continued use.
** In laboratory studies.