Mosquito Reviews, "Listerine Mouthwash as a Mosquito Repellent: Does it Work," Aug. 23, 2019. The New York Times, "The Claim: Listerine Can Ward Off a Swarm of Mosquitoes," June 24, 2008.

Another reader also had success with Listerine as a repellent. We heard about an even more unorthodox method of killing bugs: “A better way to kill insects is ordinary hair spray.

No, you cannot use Listerine in place of bug spray. According to Doctor Karla Robinson, it does repel mosquitos. However, it does not have lasting effects.

Q. For more than 25 years I have been using Listerine full strength in a spray bottle for sunburn. An old fisherman told me about it when I got a severe sunburn from sitting in a boat on a lake ...

Q: I read your column on killing mosquitoes with isopropyl alcohol spray. I have a remedy that works better and is fireproof. Try Listerine. It kills them DEAD. I also put it in a spray bottle and ...

If you want to tackle a stronger odor, you can use undiluted Listerine. But for a milder, everyday freshening up, the diluted version works perfectly. Once you’ve confirmed that it’s safe, generously ...