Lower sensitivity throughout whitening with desensitizing gels or toothpaste containing potassium nitrate or fluoride
https://www.mediafire.com/file/r0u7hjixd2f75xc/pdf-2224-98380.pdf/file
Reduce level of sensitivity during whitening with desensitizing gels or toothpaste including potassium nitrate or fluoride, and follow rest days in between sessions if needed.