Modulating Auditory Symptoms and Vertigo of Meniere's Disease by Non-invasive Mastoid Electric Stimulation

Inclusion Criteria:

• Patients with dizziness (Meniere's) only, who understand the nature of the study andare willing to participate voluntarily.

• The frequency of the hearing loss is between 250 kHz and 1 kHz.

• Patients with bilateral 500, 1000, and 2000 Hz hearing threshold averages within 65dB HL

• Patients who have received conventional pharmacotherapy for other dizzinessconditions with a washout period of 2 months.

• To be eligible for subjects in the active phase of the disease, there must be atleast 1 vertigo attack in the 6 months before study entry.

• If tests for renal function, electrolytes, etc. are performed and no problems arefound

Exclusion Criteria:

• Patients with an otologic condition other than Meniere'ss (dizziness) (otitis media,profound hearing loss, hyperacusis, etc.).

• Patients' conditions that may affect EEG measurements, such as a stroke, brainhemorrhage, or brain tumor.

• Patients with kidney disease

• Patients Have or have had a serious medical condition, such as cancer (includingleukemia, blood cancers, epilepsy, and neuropsychiatric conditions).

• Patients with an artificial implant in the body (cochlear implant, hip joint,pacemaker, etc.)

• Women of childbearing potential, pregnant women, or nursing mothers

• Patients who can have Injuries or dermatologic abnormalities at the site ofapplication of the equipment.

• Patients with coronary artery disease, uncontrolled high blood pressure, or otherserious medical conditions (including kidney disease).