Below are the main rubriks (i.e strongest indications or symptoms) of Belladonna in traditional homeopathic usage, not approved by the FDA.
BACK AND NECK
Back and neck
Pressive pain under left scapula, more towards outer side.
Drawing pressure between right scapula and spinal column.
Shooting and gnawing pain in the spinal column.
Stabbing as if with a knife, from without inwards, in the vertebrae.
Drawing, burning and throbbing pain in the spine.
Soreness of last dorsal and first lumber vertebrae.
Back aches, as if broken.
Cramp-like sensation in left lumbar region.
Curvature of the lumber vertebrae.
Bearing down on to sacrum.
Pressive pain externally in neck, when bending head backwards, and when touching the part.
Swelling of glands in nape of neck, with cloudiness of head.≡ more ...