=Scammoniae Radix (Scam. Rad.), Scammony Root, U.S.P.= ACTION AND USES: Used principally for preparing resin, in which its activity as a cathartic resides. DOSAGE: 0.25 Gm. or 4 grains (U.S.P.). _Resina Scammoniae (Res. Scamm.), Resin of Scammony, U.S.P._--The resin from scammony root. DOSAGE: 0.2 Gm. or 3 grains (U.S.P.). =*Scilla (Scill.), Squill, U.S.P.=--Fleshy inner scales of a bulb. The official drug is to be assayed biologically. ACTION AND USES: Qualitatively like those of digitalis. Has been largely used as a nauseant and expectorant. Has no advantage over digitalis, and should pass out of use. If used, it should be standardized. DOSAGE: 0.1 Gm. or 1-1/2 grains (U.S.P.) of a standardized preparation. _Acetum Scillae (Acet. Scill.), Vinegar of Squill, U.S.P._--Squill (10%) in diluted acetic acid. DOSAGE: 1 Cc. or 15 minims (U.S.P.). _Fluidextractum Scillae (Fldext. Scill.), Fluidextract of Squill, U.S.P._--Squill (100%). Assayed biologically by producing death in the frog. DOSAGE: 0.1 Cc. or 1-1/2 minims (U.S.P.). Physicians who prescribe it should specify the biologically assayed preparation. _Oxymel Scillae (Oxymel Scill.), Oxymel of Squill, N.F._--Vinegar of squill (50%) and clarified honey. USES: Antiquated and irrational preparation of squill. DOSAGE: 4 Cc. or 1 fluidrachm (U.S.P.). _*Syrupus Scillae (Syr. Scill.), Syrup of Squill, U.S.P._--Vinegar of squill (45%), in sugar and water. DOSAGE: 2 Cc. or 30 minims (U.S.P.). _Syrupus Scillae Compositus (Syr. Scill. Co.), Compound Syrup of Squill, U.S.P._ (Hive Syrup).--Fluidextract of squill (8%), fluidextract of senega (8%) and antimony and potassium tartrate (0.2%), in water and syrup. USES: Complex and irrational expectorant. DOSAGE: 2 Cc. or 30 minims (U.S.P.). _*Tinctura Scillae (Tr. Scill.), Tincture of Squill, U.S.P._--Squill (10%) in alcohol and water. Biologically assayed by producing death in frogs. Absolute alcohol content about 69 per cent. DOSAGE: 1 Cc. or 15 minims (U.S.P.). Physicians who prescribe it should specify the biologically assayed preparation. =Scoparius (Scopar.), Scoparius, N.F.= (Broom Tops). ACTION AND USES: Formerly used as diuretic, laxative and cathartic. See Sparteinae Sulphas. DOSAGE: 1 Gm. or 15 grains (N.F.). _Fluidextractum Scoparii (Fldext. Scopar.), Fluidextract of Scoparius, N.F._--Scoparius (100%). Absolute alcohol content about 40 per cent. DOSAGE: 1 Cc. or 15 minims (N.F.). =*Scopolaminae Hydrobromidum (Scopolamin. Hydrobrom.), Scopolamine Hydrobromide, U.S.P.= (Hyoscine Hydrobromide, Scopolamine Bromide).--The hydrobromide of levorotatory scopolamine, also known as hyoscine. Colorless, odorless, transparent crystals.