CClinicalTrials.gg
CompletedNCT01268449Updated Dec 30, 2010

Evaluation of Low Dose Laser in Treatment of Tinnitus

A Phase 2 interventional study of Low dose laser and Placebo in Subjective Tinnitus, sponsored by Islamic Azad University of Mashhad. Completed. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2010-12-30.

Sponsored by Islamic Azad University of Mashhad · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
66
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

The purpose of this study is to determine wether low dose laser is effective on idiopathic subjective tinnitus.

02

Conditions studied

  • Subjective Tinnitus

Browse trials for

Keywords

  • Tinnitus
  • Low power laser
03

In context

Tinnitus

412 studies on the registry are indexed under Tinnitus; 87 are open to participants now.

This study's enrollment of 66 is close to the median of 60 across 339 interventional studies indexed under Tinnitus.

Browse Tinnitus studies →

Lead sponsor

Islamic Azad University of Mashhad is the lead sponsor of 3 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Adults older than 18 years old
  • Idiopathic, subjective, unilateral tinnitus with at least 2 month duration

Exclusion criteria

Exclusion Criteria:

  • Patients with chronic otitis media
  • Patients with tympan perforation with any underlying cause
  • Patients with external otitis
  • Patients with tinnitus related to a retrocochlear lesion or other known lesions of the ear
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Investigator)
Enrollment
66 participants (actual)

Study arms

  • Active comparator
    Laser group

    Radiation: Low dose laser

  • Placebo comparator
    Placebo group

    Randomly,half of the patients receive placebo.

    Radiation: Placebo

Interventions

  • RadiationLow dose laser

    5mv laser with a wavelength of 650nm

  • RadiationPlacebo

    The act of radiating laser to the ear is done while the set is off.

06

Study locations

No study locations are listed for this record.

07

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Dec 30, 2010, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
08

Registry details

Key details

Study ID
NCT01268449
Lead sponsor
Islamic Azad University of Mashhad
First posted
Dec 30, 2010
Start date
Mar 2008
Primary completion
Aug 2010
Completion
Sep 2010
Last update
Dec 30, 2010

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Aug 2010. You cannot join it, but the record below documents what was studied.

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Start the discussion