Neither: You don't have to either one after drinking liquids. Fluoride rinse should be done just once a day, preferably at night before bed. Listerine can be used during the day after something noxious, such as onions or garlic, to help freshen your breath.
Answered 9/29/2016
4.6k views
Follow Instructions: Using mouthwash Listerine correctly can freshen your breath, help prevent cavities and treat gingivitis.
Answered 9/6/2015
2.3k views
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