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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Paleness of face, with eyes deep-sunk.
Yellow colour of face, and esp. round eyes, with redness of cheeks.
Dark yellow, almost brown complexion.
Dark freckles on face.
Cramp-like pain and tearing in cheeks and zygomatic process.
Swelling of cheeks.
Bloatedness around eyes on waking early.
Eruption of pimples on face, forehead, and temples.
Erysipelatous swelling of cheek, with shooting pain, nausea, and fever.
Furfuraceous skin over whole face.
Itching eruption and tetters in whiskers.
Black pores in face.
Swelling (and itching) of lips.
Ulceration of lips, commissures.
Ulcers on red of lips.
Furunculi on chin.
Painful swelling of the submaxillary glands.
Cracking of jaws when chewing and eating.≡ more ...