Below are the main rubriks (i.e strongest indications or symptoms) of Nitric Acid in traditional homeopathic usage, not approved by the FDA.
Pain in skull, with sensation as if constricted by a tape; worse evening and night better from cold air and while riding in a carriage.
Inflammatory swelling on scalp, suppurating or becoming carious worse from external pressure, or when lying thereon.
Red pimples, some brownish, on anterior border of hair and on temples.
Hair falls off, with humid eruptions, paining as from splinters; or, when touched; nervous headaches, debility and emaciation.
Head very sensitive, even to pressure of the hat; worse in the evening and on part lain on.
Head feels hot.
Humid, stinging eruption on vertex and temples, down also to whiskers; bleeding easily when scratched, and feeling very sore when lain on.
Head sensitive to rattling of wagons over paved streets, or to stepping hard.
Pressing from without; tension extending to eyes, with nausea; worse from noise; better on lying down or from carriage riding.
Stitches in head, compelling one to lie down; disturbing sleep.
Piercing in temples.
Violent throbbing, hammering on left side of head, coming gradually, towards morning, and going off about breakfast time.≡ more ...