FindTrial
Sign In

Clinical efecctiveness and tooth sensitivity of two sorts at-home bleaching treatment

Clinical efecctiveness and tooth sensitivity of at-home bleaching treatment with 35% carbamide peroxide versus 10% carbamide peroxide- a randomized double-blind clinical trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
REBEC
Registry ID
RBR-4qn7zg
Enrollment
Unknown
Registered
2019-05-07
Start date
2019-03-06
Completion date
Unknown
Last updated
2025-10-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Tooth discoloration

Interventions

It will be a parallel-type study. According to the bleaching procedure, 80 pacients will bem randomly allocated into two groups (n=40). 35% carbamide gel group will use manufacturer instructions at ho
Other
E06.420.750

Sponsors

Universidade Estadual de Ponta Grossa
Lead Sponsor
Universidade Estadual de Ponta Grossa
Collaborator

Eligibility

Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: Patients who have minimum age 18 years old; good general and oral health; health vital teeth. According to Vita Classical scale, the teeth must be A2 or darker. It will be necessary that pacients agre the free informed consent form (TCLE).

Exclusion criteria

Exclusion criteria: Volunteers who have already undergone dental bleaching, who have dental prostheses, visible enamel cracks. Pregnant or lactating; with previous dental sensitivity history; possessing dental dimming due to pathologies or use of medications; in orthodontic treatment; who are on medication that may reduce tooth sensitivity.

Design outcomes

Primary

MeasureTime frame
The difference in color between the baseline condition and 1 month post-bleaching will be assessed by Vita Classical and Bleachedguide Vita shade guide as well as with the Vita Easyshade spectrophotometer. Data will be presented as means an standard deviations.—

Secondary

MeasureTime frame
Number of patients reporting spontaneous pain at some point during the dental bleaching technique or after the procedure, through self-report. Percentage of patients with pain will be referred to as absolute risk of dental sensitivity.;The intensity of dental sensitivity will be assessed through the registers performed by the patients with the use of 5-point numerical scales (NRS 0-4) and VAS analog visual scales (0-10). The values will be presented as mean and standard deviation for different evaluated periods.—

Countries

Brazil

Contacts

Public ContactAlessandro Dourado Loguércio

Universidade Estadual de Ponta Grossa

aloguercio@hotmail.com554232203740

Outcome results

None listed

Source: REBEC (via WHO ICTRP)