Aethrisin

Acetylsalicylamide. Used in articular rheumatism. Dose:5 to 10 grains.

Afermol

Dried serum of horse blood. Used as a dusting-powder for wounds, alone or mixed with a fourth of its weight of substitol.

Agaricin Phenetidide is a combination of agaric acid with para-phenetidine. There are two forms of it, the monophenetidide (silver-grey scales) and diphenetidide (greenish-grey needles).

Agathin

This is the tradename for salicylalphamethylphenyl-hydrazine. Occurs as a colourless, inodorous, and tasteless powder or in scales, insoluble in water. Used for neuralgia, sciatica, and similar affections in 3 to 8 grain doses.

Agurin is the commercial name of a double salt of sodio-theobromine and sodium acetateC7H7N402Na. NaC2H302. The salt (freely soluble in water), in doses of 4 to 8 grains in peppermint-water, is given as a diuretic, and is specially useful in sciatica.

Airol is bismuth oxyiodogallate, and is used as a substitute for iodoform externally, as an antiseptic astringent internally for gonorrhoea and bowel-troubles, in 2 to 5 grain doses. The preparations are:dusting-powder 1 to 5, bougies and glycerin-injection 1 in 10.

Albargin, a tasteless, sandlike powder obtained by the interaction of gelatin and silver nitrate. Contains 15 per cent, of silver, and the solution (1 or 2 per 1,000) is used as an injection in gonorrhoea.

Aletodin

Squire's name for acetyl-salicylic acid.

Alexipon

Ethyl acetyl-salicylate. An antirheumatic resembling acetyl-salicylic acid. Dose: 5 to 15 grains.

Alformin

A solution containing 16 per cent, of aluminium formate.

Alginoids are compounds of al-ginic acid (obtained from seaweed) and bases, introduced by the late Mr. E. C. C. Stanford. The more important are the compounds with arsenic and iron. They pass the stomach unattacked, but in the intestines give the active agent to the circulation. Iron alginate has proved to be advantageous in anae-mia, especially where there is gastric disturbance. It contains 11 per cent, of iron, and is given in doses of 2 to 15 grains.

Allosan - Santalol allophanate; in tasteless crystals. Dose:5 to 15 grains as a urethral and bladder antiseptic. Insoluble in water; soluble in alcohol.

Almatein

A compound of hematoxylin and formaldehyde,used as an iodoform substitute and internally as an intestinal antiseptic.

Alphogen, Or Alphozone

An acid substance (succinic peroxide) used in 1-to-1,000 solution (water) as a germicide and deodorant ; also as an ointment (2 per cent.) and a dusting-powder (5 per cent.).

Alphol

The salicylate of alpha-naphthol, a white, crystalline compound resembling salol in appearance and properties. Dose: 8 to 16 grains (as powders) in cystitis, articular rheumatism, and neuralgia.

Alsol is the trade-name for aluminium aceto-tartrate, used in I to 3 per cent, solutions as an antiseptic for indolent sores.