GLUMA Desensitizer Single Dose (40 x 0.075 mL).Gluma has been in the market for more than 20 years, and has been used in over 50 million restorations worldwide to prevent hypersensitivity. One drop of Gluma is all you need and the result is fast and effective. No mixing, no curing, and no repetitive steps. For treating cervical hypersensitivity. For use as pretreatment to priming and bonding in direct composite, compomer or amalgam restorations. For use after crown and bridge preparation, cementation or bonding. The only desensitizer proven to penetrate exposed dentinal tubules up to 200?.