CAMP

(il

Camomile. See Anthemidis Flores.

Campanula Tkachelium. Great Throatwort, or Canterbury Bells.A native plant, whose astringency recommends it to be used inquinsies, &c.Camphora. L. E. D. P. Camphor, or Camphire. A resin producedfrom the Laurus camphora, and other plants, and made factitiouslyby a stream of chlorine gas driven through oil of turpentine. It isstrongly odoriferous, of a bitter aromatic taste, and swims on water.Soluble, though only slightly, in water; but wholly in alcohol, ether,and oils, as well as in the concentrated sulphuric, nitric, muriatic,fluoric, and acetic acids.Insoluble in the weak acids.

Adulterated with spermaceti and white wax, which can with difficultybe detected, their appearance is so similar, and they unite and blendso intimately.Test. Put a sample on hot bread: if it become moist it is good.Medicinally it is used in nervous and malignant fevers, in typhusaccompanied with delirium, in inflammations accompanied withtyphoid fevers, such as peripneumania, rheumatism, &c, in atoniccutaneous diseases, particularly on their retrocession to promote theeruption, in many spasmodic affections, as hysteria, chorea, epilepsy,hooping-cough, &c, in mania and melancholy, and in indolent in-flammations, from internal causes.In laryngeal phthisis, and disorders of the throat, it may be made intolozenges with sugar, gum, and opium. With sulphur it is useful incolica pictonum. Dr. Paris recommends, when a large dose is given,to diffuse it in mucilage, or yolk of egg, or make it into pills withassafoetida, or confection of almonds.Dose from gr. ij to 9j, every four or six hours, of the powder mixedwith sugar, magnesia, opium, and nitrate of potass. In mania, fromgr. v to 5ss, thrice a day.Poisonous in large doses, by its over-exciting the brain and nerves.

Antidotes, wine and opium.Enters into Acid. Acetos, Camphoratum. E. D. Emul. Camphorata. E.Mist. Camphors. L. D. Spir. Camphorae. L. E. D. Tinct. Cam-phors Comp. L. E. D. Linimentum Sapon, cum Opio. E. D.Lin. Saponis. L. E. Lin. Camphorae. L. E. D. Lin. CamphoraeComp. L. Lin. Hydrarg. L.Camphorates are salts formed with bases by camphoric acid.Camphor Balls, in perfumery, are made by grinding in a starch-millftvj of very dry starch, Ibviij of very dry white lead, sifting itthrough a lawn sieve, and then mixing it with ibxiv of very finerice powder. Then shave down and dry 481b of the best oil soap,