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596

Preparations and Compositions. Part 111.

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Capitum Papaveris somniferi. Ed.

Cacuminum Gentstje. Dub.

Ligni H^matoxyli campechiani. Ed.

Scobis HLematoxyli. Dub.

Corticis Quercus. Dub.

Herbee et Radicis Taraxaci. Dub.

Poppy-heads.Broom-tops.

> Logwood.

Oak bark.Dandelion.

EXTRACTUM ALOES PURIFICATUM. Loitd.

Purified Extract of Aloes.Take of

Socotorine aloes, in powder, half a pound;

Boiling water, four pints.Macerate in a gentle heat for three days, then strain, and

set it at rest till the fasces subside. Pour off the clear liquor,

and evaporate to a proper thickness.

This is supposed to be less irritating than the aloes itselfjbut it appears to be an unnecessary refinement.

EXTRACTUM ANTHEMIDIS. Lond.

Extract of Chamomile.Take of

Chamomile flowers^ dried, one pound;

Water, one gallon.Boil down to four pints, and filter the liquor while hot. Then

evaporate to a proper thickness.

EXTRACTUM CINCHONA. Lond.

Extract of Cinchona.

Take of

Lance-leaved cinchona bark, bruised, one pound ;Water, one gallon.

Boil to six pints, and filter the liquor while hot. With thesame quantity of water, and in the same manner, repeat theboiling and filtration four times. Then reduce all theseliquors, mixed together, to a proper thickness, by evapo-ration.

This extract must be kept in two forms ; one soft, and fit formaking pills; the other hard and pulverizable.

ExTRACTUM CINCHONjE. Dub.

Extract of Cinchona.Take of

Cinchona, in coarse powder, one pound;

Water, six pints.Boil, for a quarter of an hour, in a vessel almost covered;

filter the decoction while hot through linen, and set it