50
Participants
Start Date
May 31, 2016
Primary Completion Date
June 30, 2016
Study Completion Date
November 30, 2016
37% Carbamide Peroxide
"* no Gingival dam protection (as manufacturer´s instruction)~* 37% Carbamide Peroxide application (2 sessions of 45 minutes)~* Tooth sensitivity (Verbal and visual scale) and color evaluation"
35% hydrogen Peroxide
"* Gingival dam protection (as manufacturer´s instruction)~* 35% Hydrogen Peroxide application (2 sessions of 45 minutes)~* Tooth sensitivity (Verbal and visual scale) and color evaluation"
Universidade Federal de Sergipe
OTHER