Dosage: 4 Cc. or 1 fluidrachm (N.F.).

Zincum (Zinc.), Zinc, U.S.P.—Zn.

Bluish-white, thin sheets, irregular, granulated pieces, molded pencils or powder. Insoluble in water or alcohol, but dissolves in diluted sulphuric or hydrochloric acid with the evolution of hydrogen.

Action and Uses: Reagent for the generation of hydrogen.

*Zingiber (Zingib.), Ginger, U.S.P.—Rhizomes.

Action and Uses: Flavor, carminative, aromatic and stimulant to the gastro-intestinal tract, because of the irritating action of the volatile oil and resin. Probably has no advantage over other pungent aromatics, such as the mints.

Dosage: 1 Gm. or 15 grains (U.S.P.).

Fluidextractum Zingiberis (Fldext. Zingib.), Fluidextract of Ginger, U.S.P.—Ginger (100%). Absolute alcohol content about 80 per cent.

Dosage: 1 Cc. or 15 minims (U.S.P.).

Oleoresina Zingiberis (Oleores. Zingib.), Oleoresin of Ginger, U.S.P.