QUINA— QUININE.

477

Hamb. prescribes one ounce of oak bark,two pounds of vinegar, one handful each,of rue and of scordium, and half an ounceof muriate of ammonia to be dissolved inthe pound and a half of strained liquor.

ASTRINGENT BEER.

Cerevisia quercina. (Van Mons)

R. Acorns, one part.

Strong Beer, sixteen parts.

Infuse in a water-bath for several days,and strain.

ASTRINGENT EMULSION. (BORIEs)

R. Acorns peeled, 1 0 f each, six.

Sweet Almonds, J

Infusion of Lesser Mullein, six ounces.

Syrup of Ground Ivy, one ounce.

It is recommended in diabetes. — To betaken in the evening at bed time.

ASTRINGENT ELECTUARY. (BoRIES)

six ounces,three ounces.

Prepared Red Coral, I one "„„^ce'andCatechu, J a haJf _

Cinnamon, three drams.

Syrup of Red Roses,

a sufficient quantity.

Mix. — It is recommended in diarrhoea andchronic dysentery. — Dose, one dram, everyfour hours.

R. Conserve of Hips,Acorns, in powder,

TORRIFIED ACORNS.

Glandes seu Nuces Quercüs tostœ. (Ba-VAR. ; Lipp. ; Sax.)

R. Acorns, any quantity.

Remove from them the cups and rind,cut the kernels each into four parts, and drythem on a sieve placed before a fire ; thentorrify them in an iron pan, constantlystirring, till the pieces become brittle andof a brown-yellow colour. When cold, re-duce them to powder by grinding.

INFUSION OF ACORNS.

Infusum Glandium Querds tostarum.

(Niemann)

R. Torrified Acorns, half an ounce.

Boiling Water, six or eight ounces.Infuse, and strain. — It is recommended inobstructions of the mesentery, and in atro-phy. — The infusion may be rendered moreagreeable by the addition of a dram ofchocolate.

ACORN COFFEE.

Coffea Glandium. (Augustin)

R. Torrified Acorns, six drams.

Burnt Coffee, two drams.

Water, a sufficient quantity.

Boil for a short time, and strain.

This drink, taken with milk and sugar, isreputed useful in scrofula and rickets. —Dose, two or three cupfuls daily.

QUINA, CHININA, KININUM.—QUININE.

Ferr. ; Henri; Magendie.

R. Yellow Cinchona, any quantity.

Treat it with alcohol; wash the extractobtained, with a solution of potass, till thiscomes off colourless : wash the residue withdistilled water to free it from potass, anddissolve it in hydrochloric acid ; filter theliquor, and boil it in thrice its weight ofmagnesia ; filter again, and evaporate todryness. Treat the residue with alcohol,evaporate the tincture, and preserve the re-sidue. (Magendie)R. Yellow Cinchona, one hundred parts.

Water, five hundred parts.

Sulphuric Acid, fifty parts.

Boil for two hours, and express. Repeatthis operation twice or thrice ; then mix theliquors, and when the mixture is cold, throw

slaked lime into it, by portions and in finepowder, till it has become sensibly alkalizedand a kind of reddish coagulum is formed inthe liquor. Let the deposit drip on a linencloth, dry it in a stove, and having reducedit to powder, digest it at several times inalcohol (32 degrees) ; decant, or filter, anddistil the tinrtures, treat the residue withhot acidulated water and with a small quan-tity of animal charcoal : filter the liquor,and add to it when cold, a slight excess ofammonia. Collect, wash, and slowly drythe precipitate. (Henri)

Quinine, which was discovered by Pelle-tier and Caventou, exists only in theyellow cinchona ; it is mixed with cincho-nine in the red, but the grey contains noneof it. Seven hundred parts of water arerequired to dissolve it. It is not employedin medicine.