The need for a rinse aid I came when they started bleeding gums and teeth have become very sensitive. The pharmacy pharmacist advised me to buy Laristom without alcohol, because, according to her, it is effective in resolving these problems. I decided to try, and that’s what came out of it. On the effectiveness of rinse impressed me: on the third day of use started to decrease the sensitivity of teeth, bleeding gums passed. I apply it, as it should be, on 2 times a day after brushing. I noticed that podzazhili not only the gums, but also took an inflammation in the throat. About prevents the formation of plaque and antibacterial action can not within 12 hours to say anything, because they do not know how to evaluate these parameters.