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Whitening Efficacy and Tooth Sensitivity of Different Concentrations of Hydrogen Peroxide Photoactivated With Violet or Blue LEDs

NCT ID: NCT06165458

Last Updated: 2023-12-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

40 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-01-12

Study Completion Date

2022-02-15

Brief Summary

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This is a randomized, controlled, double-blind and repeated-measures clinical trial evaluated the photoactivation of hydrogen peroxide gels in different concentrations with blue or violet LED in terms of whitening efficacy and tooth sensitivity.

Detailed Description

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Conditions

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Color Bleaching Sensitivity

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

FACTORIAL

Primary Study Purpose

OTHER

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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HP6V

6% hydrogen peroxide gel + violet LED

Group Type EXPERIMENTAL

6% hydrogen peroxide gel + violet LED

Intervention Type OTHER

Tooth whitening with 6% hydrogen peroxide gel (Lase Peroxide Lite, DMC, São Carlos, Brazil) activated by violet LED

HP6B

6% hydrogen peroxide gel + blue LED

Group Type EXPERIMENTAL

6% hydrogen peroxide gel + blue LED

Intervention Type OTHER

Tooth whitening with 6% hydrogen peroxide gel (Lase Peroxide Lite, DMC, São Carlos, Brazil) activated by blue LED

HP35V

35% hydrogen peroxide gel + violet LED

Group Type EXPERIMENTAL

35% hydrogen peroxide gel + violet LED

Intervention Type OTHER

Tooth whitening with 35% hydrogen peroxide gel (Lase Peroxide Sensy, DMC, São Carlos, Brazil) activated by violet LED

HP35B

35% hydrogen peroxide gel + blue LED

Group Type EXPERIMENTAL

35% hydrogen peroxide gel + blue LED

Intervention Type OTHER

Tooth whitening with 35% hydrogen peroxide gel (Lase Peroxide Sensy, DMC, São Carlos, Brazil) activated by blue LED

Interventions

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6% hydrogen peroxide gel + violet LED

Tooth whitening with 6% hydrogen peroxide gel (Lase Peroxide Lite, DMC, São Carlos, Brazil) activated by violet LED

Intervention Type OTHER

6% hydrogen peroxide gel + blue LED

Tooth whitening with 6% hydrogen peroxide gel (Lase Peroxide Lite, DMC, São Carlos, Brazil) activated by blue LED

Intervention Type OTHER

35% hydrogen peroxide gel + violet LED

Tooth whitening with 35% hydrogen peroxide gel (Lase Peroxide Sensy, DMC, São Carlos, Brazil) activated by violet LED

Intervention Type OTHER

35% hydrogen peroxide gel + blue LED

Tooth whitening with 35% hydrogen peroxide gel (Lase Peroxide Sensy, DMC, São Carlos, Brazil) activated by blue LED

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* at age 18 or older, with good general and oral health;
* possessing all six natural and healthy upper anterior teeth with a color shade of A2 or darker, determined by comparison with the Vita Classic scale;

Exclusion Criteria

* pregnant and breastfeeding women;
* individuals with internal tooth discoloration (tetracycline stains, fluorosis or hypoplasias);
* smokers, or those with veneers or restorations on the teeth in questions were excluded;
* gingival recession;
* dentin exposure;
* periodontal disease.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Universidade Federal do Para

OTHER

Sponsor Role lead

Responsible Party

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Cecy Martins Silva

clinical professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Federal University of Pará

Belém, Pará, Brazil

Site Status

Countries

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Brazil

References

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Oliveira MGVV, Dutra DJB, Costa JLSG, Besegato JF, Barros APO, Oliveira RR, Araujo PV, Alvim HH. Clinical comparison of whitening efficacy and tooth sensitivity of different concentrations of hydrogen peroxide photoactivated with violet or blue LEDs. Lasers Med Sci. 2024 Jul 26;39(1):195. doi: 10.1007/s10103-024-04144-6.

Reference Type DERIVED
PMID: 39060473 (View on PubMed)

Other Identifiers

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UFPara017

Identifier Type: -

Identifier Source: org_study_id