āHow long should you keep Listerine in your mouth?ā
I am a 27 year old female. I want to know how long should you keep Listerine in your mouth?
4 Answers
Listerine is a mouthwash that aids in good oral hygiene. Mouthwash should be used after you brush and floss your teeth for several swishes in the oral cavity. Mouthwash is antibacterial and helps to eliminate bad breath causing bacteria.