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POWDERS.

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cinnamon, and fine sugar, each two drachms. Let the ingredients bepounded, and afterwards mixed well together.—When flatulency is accompamed with costiveness, a tea-spoonful of this powder may be takenonce or twice a-day, according to circumstances.

Saline Laxative Powder.—Take of tartarised kali, and cream ot tartar, each one di&chm; purified nitre, half a drachm. Make them intfrpowder.—In fevers, and other inflammatory disorders, where it is necessary to keep the body gently open, one of these cooling laxative powdersmay be taken in a little gruel, and repeated occasionally.

Chalybeate Powder.—Take filings of iron, and loaf-sugar, of each twoounces ; ginger, two drachms. Pound them together.—In obstructionsof the menses, and other cases where steel is proper, a tea-spoonful ofthis powder may be taken twice a-day, and washed down with a littlewine or water.

Sudorific Powder, or Compound Powder of Ipecacuanha.—Takepurified nitre and vitriolated kali, of each half an ounce; opium andipecacuanha, of each one drachm. Mix the ingredients, and reducethem to a fine powder.—This is generally known by the name of Dover'sPowder. It is a powerful sudorific. In obstinate rheumatisms, and othercases where it is necessary to excite a copious sweat, this powder may beadministered in the dose of a scruple or half a drachm. Some patientswill require two scruples. It ought to be accompanied with the plentifuluse of some warm diluting liquor.

Worm-powders.—Take of tin reduced into a fine powder, an ounce ;quicksilver with sulphur, two drachms. Mix them well together, anddivide the whole into six doses.—One of these powders may be taken illa little syrup, honey, or treacle, twice a-day. After they have been alused, the following anthelmintic purge may be proper.

Purging Worm-powder.—Take of powdered rhubarb, a scruple,scammony and calomel, of each five grains. Rub them together in amortar for one dose. This is enough for an adult.—For children theabove doses must be lessened according to their age, in the proportionsmentioned in the introduction to the Appendix.—If the powder of tin begiven alone, its dose may be considerably increased. The late Dr.Alston gave it to the amount of two ounces in three days, and says, whenIhus administered, that it proved an egregious anthelmintic. He purgedais patients both before they took the powder and afterwards.

Powder of the Root of the Male-fern, for the Tape-worm.—Early inthe morning the patient is to take in any liquid two or three drachmsaccording to his age and constitution, of the root of the male-fern reducedinto a fine powder. About two hours afterwards, he is to take of calomeiand resin of scammony, each ten grains; gum gamboge, six grains.These ingredients must be finely powdered, and given in a little syruphoney, treacle, or any thing that is most agreeable to the patient. He isthen to walk gently about, now and then drinking a dish of weak greentea, till the worm is passed. If the powder of the fern produces nausea,or sickness, it may be removed by sucking the juice of an orange orlemon. This medicine, which had been long kept a secret abroad forthe cure of the tapeworm, was some time ago purchased by the FrenchKing, and made public for the benefit of mankind. Not having had anopportunity of trying it- I can say nothing from experience concerning

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