reducing post-office bleaching hypersensivity

comparing the effectiveness of sodium floride varnish, diod laser and potassium nitrate in reducing post-office bleaching hypersensivity

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20230729058962N1

Enrollment

Registered

2023-08-08

Start date

2023-08-06

Completion date

Unknown

Last updated

2023-08-21

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

Conditions

tooth sensivity.

Interventions

Intervention 1: Control group: Treatment with potassium nitrate. Intervention 2: Intervention group: treatment with 5% sodium fluoride varnish. Intervention 3: Intervention group: Low power diode lase

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1- at least 18 years old 2-Participants were required to have eight caries-free maxillary anterior teeth without restorations on the labial surfaces and 3- shadeA2 or darker based on vita 4- Patients who had not undergone tooth-whitening procedures 5- previous tooth sensitivity 6-not pregnant/lactating,7- not severe internal tooth discoloration (tetracycline stains, fluorosis, pulpless teeth), 8- not bruxism habits, 9- not sever gindival recesion 10- not class5 caries 11- not expose dentin or any condition that changes tooth sensivity

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Sensitivity level after bleaching besed on VAS. Timepoint: before, immidiatly.24hour after.48 hour after OB. Method of measurement: Visual Analogue Scale.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactZahra Zare bidoki

Yazd University of Medical Sciences

z.zarebidaki76@gmail.com+98 35 3821 3280

Outcome results

None listed

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