adrenaline (epinephrine). A hormone of the adrenal medulla which, instilled in the eye, causes a constriction of the conjunctival vessels, dilates the pupil and diminishes the intraocular pressure. See adrenergic receptors; ocular decongestant; naphazoline; neurotransmitter; noradrenaline (norepinephrine).
For tinnitus with hearing impairment, press and massage the hollows behind both earlobes and the jawbone directly beneath the ears; and/or press on the gums behind the wisdom teeth with a pencil eraser, or bite down on a wad of cotton in the same location for several minutes. Do this once per day.
The latter not only kills the bacteria, but also soothes the pain. The solution does work without the oil, but adding the tea tree oil makes it really effective. The best way to treat earaches by using this tea tree oil infused solution is to dip a cotton swab in it and then swab it inside the ears. The solution will work its way slowly into the ear and heal the infection gradually. The alcohol, vinegar and tea tree all act as antimicrobial agents to prevent infection.