Reduce sensitivity throughout whitening with desensitizing gels or toothpaste consisting of potassium nitrate or fluoride
https://www.mediafire.com/file/r15tllyrg30x1oi/pdf-98813-26507.pdf/file
Decrease sensitivity throughout whitening with desensitizing gels or tooth paste including potassium nitrate or fluoride, and follow day of rest between sessions if required.