Lenirobin

Tetracetate of chry-sarobin, which is milder in action than chrysarobin. Soluble in acetone and chloroform.

Lentocalin

Tablets containing the components of the crystalline lens. Used in senile cataract.

Leucofermantin

Blood-serum of the horse whose antiferment-power has been increased by immunising with trypsin.Recommended for the treatment of boils.

Levurine

A greyish-white powder made from beer-yeast, and used in acne and similar skin troubles, in doses of a teaspoonful thrice a day.

Lipanin

A proprietary sub-titute for cod-liver oil, consisting of a solution of 6 per cent. pure oleic acid in olive oil.

Lithium Benzoate

A white, crystalline powder, soluble in water and alcohol. Dose:5 to 20 grains in gout.

Lithium Bitartrate is known as tartarlithin. Dose:5 grains.

Lithium Iodide

A coarse white powder, soluble in water. Dose: 1 to 5 grains. The iodate resembles it in appearance and physical properties. Dose:2 to 3 grains. Other unofficial lithium salts used medicinally are:Phosphate, dose 10 30 grains; salicylate, dose 10 to 30 grains; sulphoichthyolate, dose 3 to 10 grains (in pill or capsule); sulphate, dose 10 to 30 grains; valerianate, dose 5 to 15 grains; and vanadate, dose 1/2 grain three times a day. They are all soluble salts.

Loretin is an iodo-oxy-quinoline-sulphonateC9H4NI.OH.HSO3. It occurs as a yellow, crystalline powder, soluble in water and alcohol. Is used as an antiseptic like iodoform. Loretin dismulh is also used internally in intestinal tuberculosis in 8-grain doses.

Losophan (tri-iodo-metacresol, C6HI3OHCH3) is a crystalline, colourless solid, insoluble in water, soluble in ether, chloroform, and fixed oils, and containing 80 per cent. of iodine. Substitute for iodoform.

Luminal

Phenyl-ethyl barbituric acid and its sodium salt, Luminal sodium, are hypnotics. Dose: 3 to 5 grains. The sodium salt is used hypodermically.

Lupetazin

The trade-name for dimethylpiperazine, a uric-acid solvent like urotropine. Occurs in white crystals, soluble in water and alcohol. Dose:2 to 8 grains.

Lycetol (dimethyl - piperazine tartrate).- A white powder, soluble in water. Is a good solvent for uric acid, and relieves gouty symptoms. Dose: 4 to 8 grains, preferably in aerated water, and with calcined magnesia Эj. Lycitol is a distinct product, being liq. creosol. saponat.

Lycorine (C33H32N208) is the 2 alkaloid of Lycoris radiata, and possesses emetic and purgative properties.

Lygosin

Ortho-coumaric ketone. A yellow crystalline substance used as an antiseptic. Lygosin-quinine is the quinine compound (used externally in powder, solution, or gauze), and Lygosin-sodium a combination used for venereal troubles in I to 3 per cent.solutions.

Lysargin

A colloidal-silver preparation in steel-coloured scales, soluble in water.

Lysidine is the name given to methyl-glyoxalidine and its tartrate. Used for uric-acid disorders. Dose: 15 grains, in aerated water.