A nearly white deliquescent powder, with a sweetish, astringent taste. Freely soluble in water (1:1) and in alcohol (1:3). ACTION AND USES: Antiseptic and astringent, without advantage over alum. DOSAGE: 0.3 Gm. or 5 grains (N.F.). =Alumini Hydroxidum (Alum. Hydrox.), Aluminum Hydroxide, U.S.P.=--Al(OH){3}. A white, bulky, odorless and tasteless powder. Insoluble in water and in alcohol. ACTION AND USES: Mild astringent and desiccant, sometimes used as a dusting powder. =Alumini Subacetas, Aluminum Subacetate.=--Basic aluminum acetate, Al(C{2}H{3}O{2}){2}OH. _*Liquor Alumini Subacetatis (Liq. Alumin. Subacet.), Solution of Aluminum Subacetate, N.F._ (Liquor Alumini Acetatis, N.F. III).--Contains basic aluminum acetate, Al(C{2}H{3}O{2}){2}OH (about 8%). USES: Astringent wash. DOSAGE: Usually diluted with ten parts of water. =Alumini Sulphas (Alum. Sulph.), Aluminum Sulphate, N.F.=--Al{2}(SO{4}){3} + 16H{2}O. A white, odorless powder, with an astringent taste. Freely soluble in water (1:1), but insoluble in alcohol. ACTION AND USES: Similar to and without advantage over alum. =*Ammonia (NH{3}).= _*Aqua Ammoniae (Aq. Ammon.), Ammonia Water, U.S.P._--NH{3} (about 10%) in water. A liquid with a strong odor and a caustic, soapy taste. Loses NH{3} readily. Miscible with water or alcohol. USES: Local irritant and antacid, preferably as a liniment. Fugacious indirect circulatory and respiratory stimulant. _Aqua Ammoniae Fortior (Aq. Ammon. Fort.), Stronger Ammonia Water, U.S.P._--NH{3} (about 28%) in water. Loses NH{3} very readily. Miscible with water or alcohol. _*Linimentum Ammoniae (Lin. Ammon.), Ammonia Liniment, U.S.P._ (Volatile Liniment, Hartshorn Liniment).--Ammonia water (25%) in sesame oil. USES: Popularly used as counterirritant. _Lotio Ammoniacalis Camphorata (Lot. Ammon. Camph.), Ammoniated Camphor Wash, N.F._ (Aqua Sedativa, N.F. III, Sedative Water, Eau Sédative de Raspail).--Ammonia water (6%) and spirit of camphor (1%), in sodium chloride and water. USES: Counterirritant. _Spiritus Ammoniae Anisatus (Sp. Ammon. Anis.), Anisated Spirit of Ammonia, N.F._ (Liquor Ammoniae Anisatus, Anisated Solution of Ammonia).--Ammonia water (20%) with anethol, in alcohol. Absolute alcohol content about 70 per cent. USES: Aromatic carminative preparation. DOSAGE: 1 Cc. or 15 minims (N.F.). =Ammonii Acetas, Ammonium Acetate.=--NH{4}C{2}H{3}O{2}. _Liquor Ammonii Acetatis (Liq. Ammon. Acet.), Solution of Ammonium Acetate, U.S.P._ (Spirit of Mindererus).--Contains NH{4}C{2}H{3}O{2} (not less than 7%). USES: Diaphoretic and diuretic in fevers; of doubtful value. DOSAGE: 15 Cc. or 4 fluidrachms (U.S.P.). _Liquor Ferri et Ammonii Acetatis (Liq. Ferr. et Ammon. Acet.), Solution of Iron and Ammonium Acetate, U.S.P._ (Basham's Mixture).