Fluidextractum Spigeliae (Fldext. Spigel.), Fluidextract of Spigelia, U.S.P. (Fluidextract of Pinkroot).—Spigelia (100%). Absolute alcohol content about 40 per cent.

Dosage: 4 Cc. or 1 fluidrachm (U.S.P.).

SPIRITUS, SPIRITS.—Alcoholic solutions of either gaseous, liquid, or solid volatile substances.

For the official spirits, see under the names of the respective principal constituents. For Spiritus Cinnamomi, see under Oleum Cassiae; for Spiritus Odoratus, under Oleum Bergamottae. For the following, see under the respective oils: Spiritus Amygdalae Amarae, Spiritus Anisi, Spiritus Aurantii Compositus, Spiritus Cardamomi Compositus, Spiritus Juniperi, Spiritus Juniperi Compositus, Spiritus Lavandulae, Spiritus Menthae Piperitae, Spiritus Menthae Viridis, Spiritus Myrciae Compositus, Spiritus Sinapis.

SPIRITUS OLEORUM VOLATILIUM, SPIRITS OF VOLATILE OILS.—Volatile oil (6.5%) in alcohol.

Staphisagria (Staphisag.), Staphisagria, U.S.P. (Stavesacre).—Seeds.

Action and Uses: To destroy pediculi. The contained alkaloid, delphinine, is toxic, resembling aconitine in its physiologic action.

Dosage: Used as an ointment or lotion.

Fluidextractum Staphisagria (Fldext. Staphisag.), Fluidextract of Staphisagria, U.S.P. (Fluidextract of Stavesacre).—Staphisagria (100%). Absolute alcohol content about 80 per cent.

STILI DILUBILES (STIL. DILUB.), PASTE PENCILS, (Unna Pencils).—Paste pencils are for the direct application of medicinal agents to the skin in dermatologic practice. The paste consists of starch, dextrin, tragacanth and sugar with sufficient water to form a plastic mass. For the official paste pencils, see Stili Acidi Salicylici Dilubiles, under Acidum Salicylicum.