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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Vertigo as if in a swing; after stooping; when lying on the back; with headache and nausea; everything turns black.
Dull and stupid feeling, with dizziness.
Fainting after sweetish rising in the throat, followed by sleep.≡ more ...