Below are the main rubriks (i.e strongest indications or symptoms) of Natrum Sulphuricum in traditional homeopathic usage, not approved by the FDA.
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BACK AND NECK
Back and neck
Piercing as from knives, between scapulae, while sitting in the evening; also in middle of sacrum.
Bruised pain in small of back.
Violent suppurative pain in small of back at night, so that she can only lie on her right side; better in morning after getting up.
Itching on back when undressing.
Pain in sacrum, cannot lie on either side.
Throat and neck swollen, knotty lumps, distressing pressure on windpipe.
Soreness up and down spine and neck.≡ more ...