Below are the main rubriks (i.e strongest indications or symptoms) of Causticum in traditional homeopathic usage, not reviewed by the FDA.
BACK AND NECK
Back and neck
Painful stiffness of back, especially when rising from chair.
Stitches in the back; in left lumber region.
Pressing, cramp-like pain in small of back, in region of kidneys.
Dull, drawing pain in region of os coccygis.
Bruised pain in the os coccygis.
Stiffness of the neck, could not move head.
Stiffness and pain in neck and throat, with pain in occiput, muscles felt as if bound, could scarcely move the head.≡ more ...