Tannoform

A red powder, which is a condensation-product of gallotannic acid and formaldehyde, and is used, per se or diluted with starch, as a dusting-powder in hyperidrosis, bromidrosis, and similar troubles, to dry the secretion and reduce the foul odour. Dose: 4 to 15 grains.

Tannone, or Tannopine, is hexamethylene-tetramine tannate, a brown, hygroscopic powder, given as an intestinal astringent and antiseptic in doses of 15 grains.

Tannophen

An antiseptic powder consisting of chloro-metacresol and formaldehyde, used as a substitute for iodoform.

Tannyl

The trade-name of oxy-chloro-casein tannate. A greyishbrown insoluble powder, recommended as an intestinal astringent. Dose:15 to 45 grains.

Tanocol is a combination of tannin and gelatin. A water-insoluble powder. Dose:15 grains or more; for infants, 5 grains or more.

Tenaline, Or Tenalgine

A mixture of alkaloids of areca-nut (arecaine, arecaidine and guvacine). Dose:1 grain.

Terpin Hydrate

A colourless, crystalline solid, slightly soluble in water, and soluble in alcohol. Used in bronchitis and other chest-affections. Dose:3 to 10 grains, in cachet, lozenge, pill, or mixture.

Terpinol is a colourless, oily liquid, obtained by boiling terpin hydrate with dilute mineral acid. It is insoluble in water, but soluble, in alcohol and ether. Its uses are the same as those of terpin hydrate. Dose: 3 drops, in milk or gelatin capsules.

Tetronal

An analogue of sul-phonal (it is diethylsulphon-diethyl-methane), occurring in white crystals, scarcely soluble in water, fairly so in alcohol. Dose as a hypnotic : 15 grains.

Thallin is tetrahydroparaquin-anisol. The sulphate is a crystalline solid, soluble in water and less soluble in alcohol. Dose:3 to 8 grains in pill. For gonorrhoea, as an injection, 4 to 8 grains in 1 ounce of water, or as bougies with cocoa-butter. Also used:Hydrochloride, periodide, and tartrate, each in doses of 3 grains upwards.

Theocin

See Theophylline.

Theolactine

A double salt of theobromine sodium and sodium lactate, in fine white powder, soluble in water. Dose (as a diuretic): 15 grains.

Theophorin

Theobromine-so-dium formate, analogous to diuretin. A white powder, soluble in water, used as a cardiac tonic and diuretic. Dose:10 to 15 grains.

Theophylline

An alkaloid occurring in tea. Is produced synthetically and marketed as theocin. It occurs in white, crystalline needles, sparingly soluble in water. Has diuretic properties. Dose:3 to 6 grains. The compound, theo-cin-sodium acetate, is preferred in England for reducing dropsy. Dose: 3 to 8 grains in cachet with digitalis.

Thermodin is phenacetin-ure-thane, a crystalline substance, possessing analgesic and antipyretic properties in typhoid, pneumonia, influenza, and the like. Dose: As an antipyretic,.5 grains; as an analgesic, 15 grains-as powders, being insoluble in water.