Tinnitus is the perception of sound in the human ear in the absence of corresponding external sound. Tinnitus can be perceived in one or both ears or in the head. It is usually described as a ringing noise, but in some patients it takes the form of a high pitched whining, buzzing, hissing, humming, or whistling sound, or as ticking, clicking, roaring, etc. It has also been described as a `whooshing` sound, as of wind or waves.

Treatment
There are several treatments for this disease but the patient should possess the mentioned symptoms.

China 30: Ringing in the ear, which becomes worse if the ear is lightly touched but diminishes on giving hard pressure on the ear. Painless diarrhoea only at night is another important feature. All these symptoms affirm the choice of China 30.

Kali iod 30: When the patient suffers with noises in the ear with boring pain. The person feels better in open air. In these cases he or she should confirm the use of the medicine Kali iod 30.

Salicylic acid 30: Roaring and ringing in the ears associated with deafness and vertigo or giddiness. When the patient is suffering from above mentioned symptoms he or she should use the medicine salicylic acid 30. The victim finds it difficult to maintain balance and tends to fall to the left side.