Jalap

Purgative, but has little or no such effect on the horse or other herbivorous animals. It is sometimes added to other purgatives, but probably without any benefit. Dose for swine, 1/2 dr. to 2 dr. Dogs, 15 to 40 gr. Cats, 10 to 20 gr.; but it is rather uncertain.

Jamaica Pepper

See Allspice.

James's Powder

Similar to antimonial powder, but con-sidei'ed more certain and uniform in its operation. Dose, 20 to 30 gr. in fever and inflammatory complaints. It is also given to dogs as a remedy for distemper, 4 gr. twice a day.

Kamala

Minute glands adhering to the capsules of Rottlera tinctoria; imported from India. Purgative, and anthelmintic for tapeworm. For horses, 1 to 2 oz. Dog, 1 to 3 dr. Given in the form of bolus.

Jatropha Seeds

The seeds of the physic nut (J. curcas) are given as croton seeds, doubling the dose.

Juniper Berries

Diuretic and slightly stimulant. Dose for a horse, 1 to 2 oz., or 1 to 2 dr. of the essential oil; for cows, 2 or 3 oz.; sheep, 1/4 to 1/2, oz. An extract from the berries (prepared by evapoi-ating a clear decoction, or rather a cold infusion of the berries, to the consistence of treacle) is much used on the Continent as a vehicle for various remedies.

Kermes Mineral

A preparation of antimony, similar to the precipitated sulplmret (sulphide), not much used in this country but highly esteemed in France. Dose for horses, 1, 2, or 3 dr. For cattle, 4 dr. or more. For a good-sized dog, 1 1/2 gr. gradually increased.

Lard

Half a pound, with warm water, is laxative and emollient. It is also used to make up balls, and is thought to prevent griping, as well as to preserve the consistence of the balls. It forms a common basis for ointments.

Laudanum

Tincture of Opium. See Opium.

Lavender

The compound spirit is carminative and cordial. Dose, 1/2 oz. in peppermint water.

Lead

The preparations of this metal are poisonous. See Acetate of Lead, and Goulard's Extract of Lead.

White and Red Lead

Common ingredients in ointments and plasters. Also sprinkled on sores as desiccatives. They are likewise used for dusting sheep for the fly.

Lime

Quicklime is sometimes used as a caustic; the powder is dusted over foul ulcers, greasy heels, etc.

Lime Water

Antacid and tonic. Sometimes given in diabetes, from 2 to 4 quarts. Used also as a wash for sores, and as an injection into the nostrils for glanders and chronic discharges. Mixed with linseed oil, it forms a liniment for burns.

Chloride of Lime

See Chloride of Lime.

Linseed

Demulcent and pectoral. A decoction of the seed is very mucilaginous, and is used in colds, sore throats, and internal inflammations; also to counteract the effects of corrosive and irritant poisons, and as a vehicle for more active medicines. Linseed meal is used for poultices. Linseed oil is laxative. Dose for a horse, a pint, or a pint and a half; for cattle, 1 or 2 pints; sheep, 2 or 3 oz.

Liquorice

Demulcent and pectoral, in coughs, etc. Dose, 1/2 oz. to 2 oz. of the powdered root; or 1/2 oz. of the foreign extract (Spanish or Italian juice).