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

*Spiritus Ammoniae Aromaticus (Sp. Ammon. Arom.), Aromatic Spirit of Ammonia, U.S.P.—Ammonium carbonate (3.4%), ammonia water (9%) and oils of lemon, lavender and myristica in alcohol and distilled water. Absolute alcohol content about 68 per cent.

Uses: Useful aromatic alkali and carminative in flatulence, colic, etc.

Dosage: 2 Cc. or 30 minims (U.S.P.).

*Ammonii Chloridum (Ammon. Chlor.), Ammonium Chloride, U.S.P.—NH4Cl.

A white, odorless powder, with a saline taste. Freely soluble in water (1:2.6) and soluble in alcohol (1:100).

Action and Uses: Liquefying expectorant; used in cough mixtures, and in the treatment of inflammation of the air-passages.

Dosage: 0.3 Gm. or 5 grains (U.S.P.), in solution or lozenges.

Mistura Ammonii Chloridi (Mist. Ammon. Chlor.), Mixture of Ammonium Chloride, N.F. (Mistura Solvens Simplex).—Ammonium chloride (2.5%) and pure extract of glycyrrhiza in water.

Dosage: 8 Cc. or 2 fluidrachms (N.F.).