Agaricus Muscarius agar.

Painfulness and violent burning, shooting pains in spinal column. Spinal column sensitive to touch. Sensation as if ants were creeping along the spine. Violent muscular twitching and jumping, as if caused by a galvanic current. Burning, Itching and redness of various parts as if frostbitten. Sensation in various parts as if ice touched or as if ice-cold needles were piercing the skin.