Low level laser therapy and post endodontic pain

Effect of low level laser therapy with 980 nm diode on post endodontic pain after single-visit retreatment in mandibular molars with periapical lesion

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20110212005804N5

Enrollment

Registered

2019-10-20

Start date

2019-02-02

Completion date

Unknown

Last updated

2019-11-05

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

Conditions

Post Endodontic Retreatment pain.

Interventions

Intervention 1: Intervention group: 980nm low level laser. Intervention 2: Control group: plasbo laser.

Eligibility

Sex/Gender

All

Age

30 Years to 60 Years

Inclusion criteria

Inclusion criteria: Patients included in this study were in need of RCR on mandibular molars They were presented with periapical lesions with scores 2 or 3 in accordance with the periapical index classification introduced by Ørstavik et al A pain VAS <56 A percussion pain VAS <56 All patients were in good health as determined by health history and verbal questioning

Exclusion criteria

Exclusion criteria: Periodontal probing greater than 3 mm Swelling or sinus tract Palpation and percussion VAS>56 All the teeth that have been diagnosed to be unrestorable after the endodontic retreatment in the primary evaluations, will be excluded from the study.

Design outcomes

Primary

Measure	Time frame
Post endodontic retreatment pain. Timepoint: 4, 8, 12, 24, 48, 72 hours and day 7. Method of measurement: VAS ruler.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr Mahta Fazlyab

Islamic Azad University

dr.mfazlyab@gmail.com+98 21 2256 4571

Outcome results

None listed

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