Below are the main rubriks (i.e strongest indications or symptoms) of Nat Mur in traditional homeopathic usage, not approved by the FDA.
Stomach; Hungry, yet lose flesh ( Iodium Iod.) Heartburn, with palpitation
Sweats while eating
Craving for salt
Aversion to bread, to anything slimy, like oysters; fats
Throbbing in pit
Sticking sensation in cardiac orifice.
Cutting pain in abdomen
Pain in abdominal ring on coughing.≡ more ...