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Comparison of the effects of desensitizing gel following conventional and Diode laser in- office bleaching on tooth sensitivity and color stability

Comparison of the Effects of desensitizing gel following conventional and Diode laser in- office bleaching on tooth sensitivity and color stability

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250922067318N1
Enrollment
22
Registered
2025-10-01
Start date
2025-10-07
Completion date
Unknown
Last updated
2025-10-13

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

Conditions

Tooth Sensitivity.

Interventions

Intervention 1: Control group: Group 1: Bleaching without laser Plus placebo gel. Intervention 2: Intervention group: Group 2: Laser bleaching Plus placebo gel. Intervention 3: Intervention group: Gro

Sponsors

Zahedan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 30 Years

Inclusion criteria

Inclusion criteria: 1- People at least 18 to 30 years old 2- The initial color of the teeth is darker than the color A2, B2, C2, D2 3- Having anterior teeth and premolars 4- No restorations on the facial surface of the Intended tooth 5- Proper oral hygiene 6- Client satisfaction 7- No cervical lesions NCCL (Non Caries Cervical Lesions) and no tooth decay 8- No calculus and no gingivitis and periodontal diseases 9- No tooth root exposure 10- No orthodontic treatment 11- Clients with no history of any type of dental sensitivity 12- No use of any type of anti-allergic compounds in the past three months 13- No entry of pregnant and lactating women 14- People without discoloration due to fluorosis and tetracycline15- People with no history of bleaching treatment in the Last 1 year 16- No systemic disease

Exclusion criteria

Exclusion criteria: 1. Participant's Disinclination to continue treatment 2. Severe sensitivity due to bleaching treatment 3. Decision to undergo orthodontic treatment during treatment

Design outcomes

Primary

MeasureTime frame
Severity of Tooth Sensitivity. Timepoint: 1) Immediately after bleaching 2) 15 minutes after gel 3) 24 hours after bleaching. Method of measurement: Based on VAS test at time intervals.;Color Stability due to bleaching agents. Timepoint: 1) Immediately before bleaching 2) Half an hour after bleaching 3) One month after bleaching. Method of measurement: Tooth chromaticity based on Vita shade determined by Easy shade device.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSomaye Hosseini Tabatabaie

Zahedan University of Medical Sciences

so_tabatabaei@yahoo.com+98 54 3341 4004

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026