Minimize sensitivity during whitening with desensitizing gels or tooth paste containing potassium nitrate or fluoride
https://www.mediafire.com/file/09bysq6f7vq1hxg/pdf-56509-33817.pdf/file
Lower level of sensitivity throughout whitening with desensitizing gels or tooth paste containing potassium nitrate or fluoride, and follow rest days in between sessions if needed.