Below are the main rubriks (i.e strongest indications or symptoms) of Merc Viv in traditional homeopathic usage, not approved by the FDA.
BACK AND NECK
Back and neck
Shooting pains, instability, and weakness in loins.
Pain as from a bruise in sacrum, back, and shoulder-blades.
Erysipelatous inflammation extending from back like a girdle around abdomen (zona).
Burning and drawing pain in back and in nape of neck.
Rigidity and rheumatic swelling of nape of neck, and of neck.
Shootings in muscles of neck.
Engorgement and inflammatory swelling of glands of neck, with shooting and pressive pains.≡ more ...