Potassium Oxalate and Potassium Nitrate and Post-bleaching Sensitivity

Launched by UNIVERSIDADE FEDERAL DE SERGIPE · Oct 20, 2016

Keywords

ClinConnect Summary

Methods \& Materials:

This clinical trial was approved by the Scientific Review Committee and by the Committee for the Protection of Human Subjects of the local university (CAAE 60259316.2.0000.5546).

Trial design:

This study will be a randomized, triple-blinded, placebo-controlled clinical trial, and split mouth study design.

The patients included will be submitted to two in-office bleaching sessions receiving the potassium nitrate 2% and postassium oxalate 5% desensitivity gel application on vestibular surface, for 10 minutes. A delay of 1 week between the sessions will be established...

Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • Patients included in this clinical trial will be at least 18 years old with good oral health;
• • Patients presenting all six upper anterior teeth with shade mismatching with 2.5 M2 (Vita Bleachguide 3D-Master scale, Vita-Zahnfabrik, Bad Sackingen, Germany) or darker will be included.
• Exclusion Criteria:
• • Patients with any of the six upper anterior teeth with caries;
• • Restorations in anterior teeth'
• • Patients with tooth severe discoloration (e.g., stains caused by tetracycline);
• • Presence of enamel hypoplasia;
• • Presence of gingival recession or dentin exposure;
• • Presence of tooth pulpitis or endodontics;
• • Participants submitted to previous bleaching procedures;
• • Patients with prior tooth sensitivity;
• • Patients with known allergy to any component of medication used in the study;
• • Pregnant or breastfeeding will also be also excluded.