Management of Post Endodontic Re-treatment Pain With Low-Level Laser Therapy
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ClinicalTrials.gov Identifier: NCT03023761 |
Recruitment Status : Unknown
Verified January 2017 by saranaz azari-marhabi, Shahid Beheshti University.
Recruitment status was: Recruiting
First Posted : January 18, 2017
Last Update Posted : January 18, 2017
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Condition or disease | Intervention/treatment | Phase |
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Pain | Device: low level laser Device: laser sham | Not Applicable |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 61 participants |
Allocation: | Non-Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Single (Investigator) |
Primary Purpose: | Supportive Care |
Official Title: | Management of Post Endodontic Re-treatment Pain With Low-Level Laser Therapy |
Study Start Date : | January 2017 |
Estimated Primary Completion Date : | March 2017 |
Estimated Study Completion Date : | July 2017 |
Arm | Intervention/treatment |
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Active Comparator: low level laser
A single visit Endodontic retreatment was done. After biomechanical preparation, Low Level Laser was irradiated to the buccal and lingual mucosa overlying the apices of the target tooth in the experimental group
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Device: low level laser
low level laser irradiation |
Placebo Comparator: laser sham
In the control group patients received placebo laser to eliminate the probable psychological effects of laser.
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Device: laser sham
laser without irradiation |
- reduction of pain after low level laser irradiation [ Time Frame: baseline and 4, 8, 12, 24 and 48 hours after the treatment ]

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Ages Eligible for Study: | Child, Adult, Older Adult |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- patients requiring endodontic retreatments in the posterior teeth
Exclusion Criteria:
- systemic diseases psychologic disorders

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03023761
Contact: saranaz azari-marhabi | 09190129151 | saranazazari@yahoo.com |
Iran, Islamic Republic of | |
Shahid Beheshti University | Recruiting |
Tehran, Iran, Islamic Republic of | |
Contact: Saranaz azari marhabi 09190129151 |
Study Chair: | mohammad asnaashari | Shahid Beheshti University of Medical Sciences |
Responsible Party: | saranaz azari-marhabi, assistant professor, Shahid Beheshti University |
ClinicalTrials.gov Identifier: | NCT03023761 |
Other Study ID Numbers: |
123 |
First Posted: | January 18, 2017 Key Record Dates |
Last Update Posted: | January 18, 2017 |
Last Verified: | January 2017 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Undecided |
Endodontic retreatments Low level laser Pain |