Serpentaria

Virginia snakeroot. Serpetitaire de Virginie, Fr.; Schlangenwurzel, Ger. The rhizoma and rootlets of Aristolochia serpentaria Linné, and of Aristolochia reticulata Nuttall (Nat. Ord. Aristolochiae), IT. S. P.

Preparations

Infusum Serpentarice. — Infusion of serpentaria ( § ss—Oj). Dose, § ss— oz j. (Not official.)

Tinctura Serpentarice

Tincture of serpentaria (100 grm.—1,000 c. c). Dose, 3 ss— 3 ij.

Extractum Serpentarice Fluidum

Fluid extract of serpentaria. Dose, 3 ss— 3 ij-

Composition

A volatile oil, resin, a bitter principle, etc.

Prunus Virginiana

Wild cherry. The bark of Prunus serotina.

Preparations

Infusum Pruni Virginianae.—Infusion of wild cherry (40 grm. and water to make 1,000 c. c). Dose, § ss— § ij.

Extractum Pruni Virginianae Fluidum

Fluid extract of wild-cherry bark. Dose, 3 ss— 3 j-

Syrupus Pruni Virginianae

Sirup of wild cherry. Dose, 3 j— 3 ij-

Composition

Amygdalin and emulsin, which produce by their reaction hydrocyanic acid, tannic and gallic acids, etc.

Cascarilla

Cascarilla. Cascarille, Fr.; Cascarille Rinde, Ger. The bark of Croton eleuteria Bennett (Nat. Ord. Euphorbiacece).

Preparations

Infusum Cascarillae. (Not official.) Infusion of cascarilla (oz ss—Oj). Dose, oz ss— oz j.

Composition

A crystallizable principle, cascarillin, tannic acid, a volatile oil, etc.

Canella

The bark of Canella alba. This remedy has been dropped from the list of official medicinal agents. As it is indigenous (Florida), and as recent experiences have shown that it is possessed of some valuable therapeutical properties, it is taken up now as a member of the group of aromatic bitters.

Composition

Canella contains a volatile oil and a bitter principle, but the latter has not yet been isolated.