Dosage 2 Gm. or 30 grains (N.F.).

Fluidextractum Damianae (Fldext. Damian.), Fluidextract of Damiana, N.F. (Fluidextractum Turnerae, N.F. III).—Damiana (100%). Absolute alcohol content about 60 per cent.

Dosage: 2 Cc. or 30 minims (N.F.).

DECOCTA, DECOCTIONS.—Aqueous preparations made by boiling drugs in water and straining. They must be freshly made from the drugs.

Delphinium (Delphin.), Larkspur Seed, N.F.

Action and Uses: Preparations are used externally to destroy pediculi of the hair and of the pubic region.

Tinctura Delphinii (Tr. Delphin.), Tincture of Larkspur, N.F.—Larkspur seed (10%) in alcohol. Absolute alcohol content about 90 per cent.

Dextrinum Album (Dext. Alb.), White Dextrin, N.F.—A variable mixture of soluble carbohydrates with unconverted starch.

White, odorless powder, with a sweetish taste. Partly soluble in cold water; completely soluble in three parts of water on boiling.

Action and Uses: Substitute for acacia and other gums.