Below are the main rubriks (i.e strongest indications or symptoms) of Zincum Metallicum in traditional homeopathic usage, not approved by the FDA.
Tearing in the ears.
Tearing in the ears, at various times, occasionally attended with itching, or in the morning with a crawling sensation, or in the evening with burning.
Pinching drawing behind the left ear, extending into the lower jaw.
Painful cramp in the left lobule of the ear.
Violent cramp-like pain in the left lobule of the ear, down toward the neck, on boring with the finger in the left ear.
Shooting in the right ear (7th d.).
Shooting and itching in the ear.
Violent stitches in the ears.
Continuous, frequent, acutely painful, tearing stitches, deep in the right ear, near the tympanum (1st and 2d d.).
Shooting and tearing on the left ear, close to the lobule.
Itching in the left ear, with sensation, after inserting the finger, as if fleas were jumping about in it.
Itching in the right ear, disappearing on boring in it.
Tickling in the left ear, not passing away through rubbing.
Discharge from the left ear (aft. 24 h.).
A fetid humor comes from the left ear (aft. 18 d.).
Much discharge of pus from the left ear, day and night; the ear at its orifice is hot and swollen, with headache on the left side (aft. 24 h.).
Very severe hardness of hearing.
Fluttering before the right ear.
Dull fluttering and pulsation in the ear in the evening, very troublesome while writing.
Crashing as of a window pane, when going to sleep.
Ringing in the right ear, at night.
Loud buzzing in the ears.
Detonation and beating in the ear, after breakfast.≡ more ...