If gums whiten or sting, remove gel, rinse
https://atavi.com/share/xsq3foz1bf2k5
If gums whiten or sting, remove gel, rinse, and apply vitamin E oil; reduce gel volume next time and make sure trays aren't impinging on soft tissues.
If gums whiten or sting, remove gel, rinse, and apply vitamin E oil; reduce gel volume next time and make sure trays aren't impinging on soft tissues.