Just 30 seconds of rinsing, twice a day. That’s all it takes when you use LISTERINE® ORIGINAL Antiseptic Mouthwash. Sure, it's a little intense. But what else would you expect from the original bold flavor? By using this LISTERINE antiseptic mouth rinse, you’ll get the many antiseptic mouthwash benefits, including 24-hour protection.
DIRECTIONS & USE: Rinse full strength for 30 seconds with 20 ml (2/3 fluid ounce or 4 teaspoonfuls) morning and night. Do not swallow.