Below are the main rubriks (i.e strongest indications or symptoms) of Manganum Metallicum in traditional homeopathic usage, not approved by the FDA.
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Pressure in the eyes when reading by candle-light, as from reading too much, with irresistible drowsiness.
Sharp pressure on the eyeball on moving the eye inward and upward.
Twitching, running to and fro in the right eye, causing an agreeable titillation.
Twitching stitches, in both the upper eyelids.
Needle-pricking inward in the right superciliary arch.
Smarting and eroding pain in the outer canthus.
Throbbing in the right upper eyelid.
Sensation of heat and dryness of the eyes.
Continual dryness of the eyes, in the evening.
Pupils very much dilated; the light dazzles him, causing pain in the eyes; on bringing the light near the eyes, the pupils contract, indeed, but they rapidly dilate on removing it.
The right pupil is more dilated than the left.
Dilated pupils (aft. 25 h.).
Contracted pupils (aft. 1 ½ h.).
Pupils very much contracted during the whole period of proving, and only at times, chiefly in the evening, dilated.
When the pupils are contracted, the sight is obscured; he cannot clearly recognize objects at a distance.
Great short-sightedness, for many days.
The sight fails, when she looks sharply at an object for some time.
If he looks closely at objects held near him (even if they are not bright), the eyes are painful and he must close them; they are still more painful when the light is brought near them.
Sparks of fire, like fire-wheels, in the evening, when the eyes are closed, but when he looked into the light, these appearances became black.≡ more ...