Below are the main rubriks (i.e strongest indications or symptoms) of Natrum Phosphoricum in traditional homeopathic usage, not approved by the FDA.
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Empty feeling in chest,agg. after a meal.
Pain through chest (agg. Q after dinner.)
Pain from r. clavicle diagonally to stomach, intense, caused starting, followed by hoarseness.
Burning deep in chest, agg. r. side.
Sudden feeling of fulness.
Contracted feeling; muscles as if drawn; aching pains.
Weight above ensiform cartilage, with empty feeling.
Lower third of sternum, pain as if torn in two.
(Phthisis florida in young subjects).
Trembling about heart agg. going up stairs.
Feeling as if a lump or bubble started from heart and were forced through arteries.
Heart feels uneasy, esp. about base, when pains in limbs and great toe are better.
Pulses felt all over body.
Pulse, quick, jerking.
Cough from drinking water.
Cough from tickling in throat.
Constant cough and hawking; pain in chest in mammary region.≡ more ...