Decrease sensitivity throughout whitening with desensitizing gels or toothpaste containing potassium nitrate or fluoride
https://www.mediafire.com/file/chk5521trihlby0/pdf-70592-38446.pdf/file
Reduce level of sensitivity throughout whitening with desensitizing gels or toothpaste consisting of potassium nitrate or fluoride, and follow rest days in between sessions if needed.