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Effect of low level Laser Therapy on Tinnitus

Efficacy of Photobiomodulation Therapy in the treatment of Tinnitus

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
REBEC
Registry ID
RBR-2ddjwxd
Enrollment
60
Registered
2026-06-22
Start date
2026-09-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Tinnitus Ear Diseases

Interventions

This is a randomized, two-arm, triple-blind clinical trial. A total of 60 participants who meet the eligibility criteria will be allocated to one or the other intervention group using a random number

Sponsors

Instituto Federal do Paraná
Lead Sponsor
Instituto Federal do Paraná
Collaborator

Eligibility

Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: Volunteers of both genders; aged between 18 and 70 years; clinical diagnosis of persistent tinnitus lasting more than 3 months; with mild to moderate hearing loss; ability to understand and sign the Informed Consent Form

Exclusion criteria

Exclusion criteria: Volunteers with other hearing impairments such as Meniere's disease or neoplasms; those who have undergone any prior treatment for tinnitus in the last 3 months, including laser therapies; those using ototoxic medications or medications that may interfere with tinnitus perception, such as antidepressants; pregnant or breastfeeding women

Design outcomes

Primary

MeasureTime frame
It is expected that the impact of tinnitus on quality of life will be reduced, as assessed by the total score on the Tinnitus Handicap Inventory (THI) questionnaire, by comparing pre-intervention (baseline) and one week post-intervention

Secondary

MeasureTime frame
To evaluate the psychoacoustic characteristics of tinnitus (pitch and loudness) through pre and post-intervention tinnitus assessment;To assess the subjective intensity of tinnitus using the Visual Analogue Scale (VAS), comparing the pre- and post-intervention moments;Assess hearing thresholds using pre and post-intervention tonal and vocal audiometry tests;To assess the condition of the peripheral auditory system using pre- and post-intervention impedance audiometry testing

Countries

BR

Contacts

Public ContactPatricia Oliveira

Instituto Federal do Paranà

patodonto@hotmail.com+55(43)991329087

Outcome results

None listed

Source: REBEC (via WHO ICTRP) · Data processed: Aug 10, 2026