Origin. - A volatile oil distilled from coriander.

Description and Properties. - A colorless or slightly yellowish liquid, having the characteristic aromatic odor of coriander and a warm, spicy taste. It is one of the most stable of the volatile oils. Coriandrol, C10H18O, an alcohol, is its most characteristic ingredient.

Dose. - 1 - 15 minims (0.06-0.3 Cc.) [3 minims (0.2 Cc). U. S. P.].

Physiological Action and Therapeutics, - The same as those of the other volatile oils. Frequently used as a corrective to purgative medicines.