Note:  Do not rely on this information. It is very old.

Nuz Vomica

Nuz Vomica. The product known in commerce under this name consists of the seeds of Strychnos nux vomica, a tree which grows in the southern hemisphere, Ceylon being one of its principal localities. These seeds contain amongst other constituents two well-known alkaloids, brucine and strychnine, to which their physiological activity and toxic properties are chiefly due. It is largely used as extract and tincture in pharmaceutical preparations, being a valuable nervous stimulant, and being frequently employed for this purpose.