Below are the main rubriks (i.e strongest indications or symptoms) of Natrum Phosphoricum in traditional homeopathic usage, not approved by the FDA.
Natrum Phosphoricum is the remedy for conditions arising from excess of Lactic Acid. Lactic Acid, often resulting from too much sugar. Ailments, with Excess of acidity. Sour eructations and taste. Sour vomiting. Yellow, creamy coating at the back of the roof of mouth and tongue. Inflammation of any part of the throat, with sensation of a lump in throat. Flatulence, with sour risings. Colic, with symptoms of worms. of joints. Jaundice (1x trit.) Oxaluria.