Overview Effect of Laser and Potassium Nitrate Application on the Sensitivity Control in Bleached Teeth Status: Completed Trial end date: 2018-01-15 Target enrollment: Participant gender: Summary To investigate the effects of desensitizing agents on the dental bleaching process, testing the hypothesis that they may control dental sensitivity. Phase: Phase 1 Details Lead Sponsor: Universidade Federal do ParaCollaborator: Conselho Nacional de Desenvolvimento Científico e TecnológicoTreatments: FluoridesHydrogen PeroxideListerineSodium Fluoride