A 5% potassium nitrate and 2% sodium fluoride solution worked better than a placebo in reducing tooth sensitivity during bleaching, without interfering with the whitening, in a study published in this ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Q. A caller on your radio show said that using Crest desensitizing toothpaste instead of the usual brand had abolished his ...