Decrease sensitivity during whitening with desensitizing gels or toothpaste consisting of potassium nitrate or fluoride
https://www.mediafire.com/file/dvy309bk5pg1g0q/pdf-80125-38392.pdf/file
Minimize level of sensitivity during whitening with desensitizing gels or tooth paste including potassium nitrate or fluoride, and follow rest days between sessions if required.