Below are the main rubriks (i.e strongest indications or symptoms) of Merc Viv in traditional homeopathic usage, not approved by the FDA.
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Bluish colour, excoriation, and inflammatory swelling of inside of mouth.
Burning pain, vesicles, blisters, aphthae and ulcers in the mouth.
Aphthae in the mouth; bluish and spongy; ulcers spread without penetrating the flesh.
Inflammation and superficial ulceration of the mucous membranes of mouth.
Rapid and stammering speech; entire loss of speech.
Loss of speech and voice; she hears everything well, but can only reply by signs and grimaces; sunken features, weeping about her condition; cannot sleep, feels very exhausted; good appetite, thirst for beer; faeces and urine passed easily; lasted three days; (almost complete relief by Hyoscyamus Niger Hyo.).
Gums and teeth
Tongue swollen, soft flabby, the edges become indented by the impression of teeth.
Tearing, shooting, or pulsative pains in carious teeth, or in roots of teeth, often extending to ears, and over whole cheek of side affected, sometimes also with painful swelling of cheek or of submaxillary glands, salivation, and shivering.
The nightly pulsating toothache extends to ear.
Appearance or aggravation of toothache, principally in evening, or at night, in heat of the bed, where it is insupportable; renewed by fresh air, as well as by eating, and taking anything hot or cold into mouth.
The teeth are set on edge, grow black, loosen (they are painful when touched by tongue), denuded of gum, and fall out.
Itching, burning, and redness of gums.
Gums are fungous, and bleed easily.
Bleeding of gums when touching them ever so little.
Retraction and swelling of gums, principally at night, with burning pain and sensation of excoriation, on touching them, and when eating.
Gums livid, discoloured, and very sensitive.
Upper border of gums looks indented, the indentation being white and ulcerated.
The swollen gums have white, elevated, ulcerated, pointed edges.
Ulceration of gums.
Ulceration of orifice of salivary duct, and profuse discharge of excessively fetid saliva, which is sometimes bloody (or tenacious).
Tongue moist, coated with white and thick, or dry, brown, or blackish mucus.
(Excoriated patches like islands on tongue in children, with craving for fat, v.).
Hardness, inflammatory swelling (suppuration), and ulceration of tongue, with shooting pains.
Longitudinal furrow on tongue with pricking pains.
Needle pricks in tip of tongue.
Tongue red and swollen; ulcerated; black, with red edges; moist with intense thirst; grey patches on edges, dirty-yellow coat on upper surface.
Rigidity, insensibility, and immobility of tongue.
Sensation in tongue as if burnt.
Quivering of tongue.
Putrid smell from the mouth.
Salivary glands swollen and painful; saliva foetid or tastes coppery.
Sensation of dryness in mouth and palate, or accumulation of tenacious mucus.
Ulceration and caries of palate.≡ more ...