Magnesia phosphorica is known as the anti-spasmodic tissue salt. It is recommended for sharp and shooting pain such as: neuralgia, nervous spasms, muscular cramps and menstrual pain. S8 can also be used for chronic arthritis and rheumatism and is quick to relieve pain in sciatica (mostly on the right side).
This remedy is also used in lung affections such as whooping cough, asthma, and chronic bronchitis.
Finally, use it for writer’s cramps, colics (intestinal, hepatic, nephritic), stomach cramps, hiccups, vomiting, twitching, chorea and headaches.