Transcranial direct current stimulation for chronic tinnitus treatment

Therapeutic effects of transcranial direct current stimulation in chronic tinnitus: Evaluating long term anodal exposure to left auditory cortex

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT2016110124635N6

Enrollment

Registered

2017-06-01

Start date

2016-04-29

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

chronic tinnitus. chronic tinnitus

Interventions

Intervention 1: Anodal intervention group (n=30): Treatment protocol consists of daily one session (2 mA for 20 min with 35 cm2 electrode), 5 consecutive sessions per week for two consecutive weeks (1

Treatment - Devices

Placebo

Anodal intervention group (n=30): Treatment protocol consists of daily one session (2 mA for 20 min with 35 cm2 electrode), 5 consecutive sessions per week for two consecutive weeks (10 sessions) wher

Cathodal intervention group (n=30): Treatment protocol consists of daily one session (2 mA for 20 min with 35 cm2 electrode), 5 consecutive sessions per week for two consecutive weeks (10 sessions) wh

Sham treatment (n=30): Treatment protocol is the same as anodal treatment, but after 40-50 sec the device will be turned OFF without informing the patients.

Eligibility

Sex/Gender

All

Age

18 Years to 70 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: chronic tinnitus for more than 6 months; resistance to medications; idiopathic tinnitus. Exclusion criteria: history of seizure attacks; high blood pressure; pace maker; brain trauma; severe psychiatric

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Tinnitus Handicap Inventory (THI) Score. Timepoint: Pre intervention, Post intervention at one hour after last transcranial direct current stimulation (tDCS) session and at one month after last tDCS session. Method of measurement: THI questionnaire.	—

Secondary

Measure	Time frame
Tinnitus intensity. Timepoint: Prior and post each transcranial direct current stimulation (tDCS) session (5 min after end of session), one week, and one month after last tDCS session. Method of measurement: Numerical rating scale (0 to 10).;Tinnitus distress. Timepoint: Prior and post each transcranial direct current stimulation (tDCS) session (5 min after end of session), one week, and one month after last tDCS session. Method of measurement: Numerical rating scale (0 to 10).	—

Measure

Time frame

Tinnitus intensity. Timepoint: Prior and post each transcranial direct current stimulation (tDCS) session (5 min after end of session), one week, and one month after last tDCS session. Method of measurement: Numerical rating scale (0 to 10).;Tinnitus distress. Timepoint: Prior and post each transcranial direct current stimulation (tDCS) session (5 min after end of session), one week, and one month after last tDCS session. Method of measurement: Numerical rating scale (0 to 10).

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactAli Yadollahpour

Bioelectromagnetic Clinic, Ahvaz Imam Khomeini Hospital, Ahvaz Jundishapur University of Medical Sci

yadollahpour.a@gmail.com+98 61 3222 2925

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Mar 7, 2026