Evaluation of the clinical effects of nanohydroxy apatite toothpaste during home bleaching treatment

Phase 3

Conditions: Tooth sensitivity after bleaching.
Persons encountering health services for specific procedures and health care
Z40,Z54

Registration Number: IRCT20200509047374N1

Lead Sponsor: Zahedan University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Pending

Sex: All

Target Recruitment: 40

Inclusion Criteria

Having natural front teeth with colors A2, B2, C2, D2 and darker (Vitapan Classic Shade)
Have at least 24 teeth
Lack of any kind of frontal restoration
Proper oral hygiene
People without caries in the front teeth
Lack of Gingivitis and Periodontal Diseases
No dental root exposure
Lack of NCCL (Non Caries Cervical Lesions)
Lack of ortho treatment
Patients without a history of dental sensitivity to cold and heat or expressing allergies with airborne powder tests
Do not use any anti-sensitivity compounds for the past three months
No pregnancy or lactation
Lack of Calculus
People without a history of bleaching treatment in the past
No smoking
People without florosis and tetracycline

Exclusion Criteria

Lack of willingness of the participant to continue treatment
Severe sensitivity due to bleaching treatment

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The severity of tooth sensitivity. Timepoint: Days 1, 3, 7, 10 and 14 after the start of bleaching. Method of measurement: based on the VAS (Visual Analog Scale)test.;The rate of tooth discoloration. Timepoint: Days 1, 3, 7, 10 and 14 after the start of bleaching. Method of measurement: Chromaticity (color intensity) with Easy shade device.;Gingival index. Timepoint: Days 1, 3, 7, 10 and 14 after the start of bleaching. Method of measurement: During a clinical examination with a probe and observing the condition of the gums.

Secondary Outcome Measures