The dried transversely cut slices of the root of Jateorhiza Calumba.

Habitat.—Mozambique, East Africa. Cultivated in the East Indies.

Properties.—Odor slight, taste bitter. It contains calumbin, a neutral bitter, crystalline substance; an alkaloid, berberine; calumbic acid and starch.

Dose.—Horses and cattle, ¹/₂ to 1 oz.; sheep and pigs, 1 to 2 drs.; dogs, 5 to 30 grs.

PREPARATIONS

FLUIDEXTRACTUM CALUMBAE—FLUIDEXTRACT OF CALUMBA

Made by maceration and percolation with alcohol and water, and evaporation.

Dose.—Same as calumba.

TINCTURA CALUMBAE—TINCTURE OF CALUMBA

Made by maceration and percolation of calumbae, with alcohol and water.

Dose.—Horses and cattle, 2 to 4 ozs.; sheep and pigs, ¹/₂ to 1 oz.; dogs, 1 to 2 dr.

Actions and Uses.—Calumba is a bitter, gastric stimulant and carminative. It promotes secretion of gastric juice and improves the appetite. As it contains no tannin it is devoid of astringency and may be prescribed with preparations of iron. Like qussia, calumba infusion may be used to destroy worms in the horse’s rectum.