Listerine Ultraclean Tartar Protection Antiseptic Mouthwash for a powerful long lasting dentist clean feeling. Use it twice a day for 24-hour protection against plaque and gingivitis germs. Anti-tartar ingredient for cleaner, brighter teeth. Everfresh Technology for a powerful dentist clean feeling that lasts for hours. Clinically proven plaque and germ killing power of Listerine Antiseptic