Sanoform

Methyl diiodo-salicylate, a white, inodorous powder obtained by acting upon methyl salicylate with iodine. Used in place of iodoform.

Santalol

A pale yellow liquid, obtained from sandalwood oil, of which it forms 90 per cent. Dose: 5 to 30 minims.

Santoninoxim is a derivative of santonin, and, like it, used as a vermifuge. In colourless crystals, soluble in water. Dose:Two to three years, 3/4 grain, and so on up to 5 grains for children of fourteen years.

Santyl

The salicylic ester of santalol. Recommended as a tasteless substitute for santal oil. Dose: 30 minims, in capsules.

Scopolamine is hyoscine.

Secretin

A preparation obtained from the mucous membrane of the duodenum of the pig. Used for diabetes.

Sicco

A haemoglobin preparation, in powder, given in anaemia. Dose: 15 to 30 grains.

Sidonal is piperazine quinate, Used as a solvent of uric acid. New Sidonal is quinic anhydride, and is also used for gout. Dose of either:5 to 15 grains.

Silin

The trade-name for hexa-methylenetetramine - citro - silicate, used in the form of an aerated water (24 grains in 20 oz.) as a urate solvent.

Silver-Atoxyl

Silver amino-phenylarsonate (Ag 33 per cent. and As 23 per cent.). Administered as a 10-per-cent. olive-oil emulsion hypodermically in blood-poisoning.

Soamin

The trade-name for sodium para-aminophenylarsonate. A white powder soluble in about 5 parts of water, and containing 22.8 per cent. of arsenium. Given intramuscularly in trypanosomiasis, malaria, and syphilis. Doses : Oral,

1/4 to 1 grain ; intramuscularly, 1 to 5 grains.

Sodium Cacodylate

SeeAcid, Cacodylic.

Sodium Coumarate

Used in 22-per-cent. aqueous solution, hypodermically, for phthisis. Dose:25 minims.

Sodium Formate

See Acid, Formic.

Sodium Mercuro-nucleinate.- This compound contains 10.21 per cent. of mercury in non-ionisable form, soluble in water. Used in the treatment of secondary syphilis. Dose: 0.5 to I.0c.c, of a 10-per-cent. solution injected intramuscularly.

Sodium Paracreosotate

Similar in physical appearance, therapeutical action, and dose to sodium salicylate. Is preferred to salicylate in infantile diarrhoea.

Sodium Peroxide (Na202)

Parts with its oxygen in presence of water, and is used as a means of obtaining oxygen, also as a bleaching agent.

Sodium Sulphobenzoate

(1) The name given to a crystalline product made by dissolving molecular proportions of sulphocarbolate and formate of sodium in water and crystallising. Used as a urinary antiseptic. Dose: 15 to 30 grains. (2) White crystals of C6H3.OH.COOH.S03Na - an antiseptic, used in aqueous solutions up to 5-per-cent. strength.

Sodophthalyl

Di - sodium-quinone-phenolphthalein. A non-irritant laxative that can be administered per as or in subcutaneous injections in smaller doses than phenolphthalein.

Solanine possesses analgesic and sedative properties, especially in asthma and painful gastric troubles. Dose:1/8 to 1/2 grain.