Below are the main rubriks (i.e strongest indications or symptoms) of Nitric Acid in traditional homeopathic usage, not approved by the FDA.
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Dry, barking, from tickling in larynx and pit of stomach worse at night, also in day when lying down.
Sputa of blood mixed with clots during the day.
Sputa are yellow, acrid, bitter; sour offensive.
Empyema, with considerable muco-purulent sputum.≡ more ...