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Topical application of sodium ascorbate after in-office tooth whitening

Topical application of Sodium Ascorbate after in-office Tooth Whitening: randomized clinical trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
REBEC
Registry ID
RBR-10g2hcrj
Enrollment
Unknown
Registered
2023-05-30
Start date
2023-04-04
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

Dental Aesthetics

Interventions

The objective of the study will be to evaluate the effect of applying 10% sodium ascorbate (AS) after in-office bleaching on the intensity and risk of tooth sensitivity (SD), as well as the whitening
E06.420.750

Sponsors

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

Eligibility

Age
18 Years to 49 Years

Inclusion criteria

Inclusion criteria: Volunteers must be between 18 and 49 years old; both genders; in good general and oral health; healthy and vital upper anterior teeth (no dentin exposure, no visible cracks in the teeth, restorations, prostheses and endodontics); having the upper right canine (element 13) in A2 color or darker according to the Vita Classical color scale (Vita Zahnfabrik, BadSäckingen, Germany); and who agree with the Informed Consent Form

Exclusion criteria

Exclusion criteria: Who had previously performed tooth whitening; pregnant or lactating women; previous Dental Sensitivity; patients with tetracycline stains (grade I, II, III or IV); or severe discoloration; patients undergoing orthodontic treatment or bruxism; fixed orthodontic; and who are making continuous use of some medication with anti-inflammatory or antioxidant action

Design outcomes

Primary

MeasureTime frame
To assess the intensity and risk of tooth sensitivity after applying sodium ascorbate after bleaching tooth sensitivity, from the VAS (Visual Analogue Scale) and NRS (Numeric Rating Scale) scales, as well as the color change, from the Vita Bleachedguide e Vita Classical scales—

Secondary

MeasureTime frame
To assess the intensity of tooth sensitivity resulting from in-office bleaching after application of 10% sodium ascorbate from the VAS (Visual Analogue Scale) and NRS (Numeric Rating Scale) scales;To assess the risk of tooth sensitivity resulting from in-office bleaching after application of 10% sodium ascorbate from the VAS (Visual Analogue Scale) and NRS (Numeric Rating Scale) scales;To assess the whitening efficacy resulting from in-office bleaching after application of 10% sodium ascorbate from the Vita Bleachedguide e Vita Classical scales—

Countries

Brazil

Contacts

Public ContactAlessandro Loguercio

Universidade Estadual de Ponta Grossa

aloguercio@hotmail.com+55 (42) 3220-3282

Outcome results

None listed

Source: REBEC (via WHO ICTRP)