Strychnos gaultheriana, Tropical Bind-weed (Hoang nan).

Exhaustion with vertigo; numbness and tingling in hands and feet; involuntary action of lower jaw. Pustules and boils; tertiary syphilis and Paralysis, Eczema, prurigo, old ulcers, leprosy, cancer of glandular structures and bites of serpents. Removes fetor and haemorrhage in cancer, revives the healing process. Follows Arsenic.
Dose.--Five drops of the tincture. May be increased to twenty.

Boericke's Materia Medica, 1901, was written by William Boericke. Excerpt: The Tinctures.