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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FEVER AND CHILL
Skin cold and dry,
Whole body cold,
Constant chilliness, even in a heated room and in bed,
Frequent chill and heat,
Those suffering from tremor frequently complained of a sensation of coldness, though without diminished temperature; one person wore a heavy overcoat, even in the hot summer,
Heat of the skin above the natural standard,
Skin hot and dry,
Feverish and very uneasy (after twelve days),
Hectic fever and phthisis pulmonalis,
(Intermittent fever seems very prevalent among the workers in nearly all the mines and factories, as reported by nearly all observers, but whether due to Mercury or local causes is uncertain. T. F. A.),
One of the men who escaped the salivation suffered from quotidian ague,≡ more ...