Below are the main rubriks (i.e strongest indications or symptoms) of Kali Nitricum in traditional homeopathic usage, not approved by the FDA.
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Bloody, spitting of blood (see chest haemorrhage)
Bloody, spitting of blood (see chest haemorrhage); strong and sharp (acrid)
Hawked up; bloody
Noticeable taste; sour
Watery; thin≡ more ...