Below are the main rubriks (i.e strongest indications or symptoms) of Helleborus Niger in traditional homeopathic usage, not approved by the FDA.
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Redness of the face,
Yellow color of the face,
Paleness of the face during the heat of the head,
Face pale and features distorted (after two hours),
Pale, sunken face, loss of pulse, icy coldness, and cold sweat all over, so that a drop is on the end of every hair,
External heat of the face, glowing of the cheeks, in the room (after six hours),
Heat and heaviness in the face and head (first day),
Excessive heat in the face, after dinner; the face was burning red; this was noticed frequently during the proving, but especially to-day (sixth day),
Transient dull pain in the right zygoma, as if in the bone (third forenoon),
Pressure in the left zygoma, knees, elbows (tenth day),
Crawling in the left cheek, soon,
A vesicle in the centre of the red of the upper lip, in the, morning after waking,
Ulceration of the corners of the lips, with itching,
A row of needlelike stitches behind the ascending ramus of the lower jaw near the ear (after thirty hours),≡ more ...