V2

ACON

in diabetes, dyspepsia, hectic, and cutaneous eruptions. As a collyriumin atonic ophthalmia, and as an injection in chronic gonorrhoea. Insore throats as a gargle, one or two parts to eight of water.

Enters into Ini'us. Ross. L. E. D. Acid. Benzoic. E.Acidum Tahtaricum. L. P. Tartaric Acid. Crystals of Tartar. Pro-cured by boiling two pounds of supertartrate of potass in two gallonsof water, adding one pound of prepared chalk, and to the sediment,after washing it tasteless, a pound of sulphuric acid diluted with agallon of boiling distilled water. Set it aside for 24 hours, thenfilter and evaporate.

Decomposition. The lime of the chalk takes up the tartaric acid of thesupertartrate forming tartrate of lime, while carbonic acid gas is setfree, and escapes, and tartrate of potass remains in solution. On-washing the tartrate of lime, and adding sulphuric acid, the limeis precipitated in form of sulphate, and the tartaric acid is set free.

Adulterated with sulphuric acid, which may be detected by dissolvingit in distilled water and precipitating by muriate of baryta.

Medicinally it is antiseptic, diuretic, and refreshing, in doses of gr. vto gr. x, or 5j or 5y to tbj of fluid in fever, scurvy, haemorrhage.

Poisonous, producing in large doses, nausea, burning pain in the sto-mach, smarting in the throat, retching, vertigo, convulsions, and death.

Antidotes. Chalk and water, lime-water, or other alkaline mixturesmay be given to neutralize the acid ; and mucilaginous preparations,bleeding, &c. to relieve inflammatory symptoms.

Tests. With any of the salts of potass it produces a white precipitate(bitartrate of potass) ; and also a similar white precipitate with lime-water— the latter soluble in excess of acid.Aconiti Folia. D. E. D. P. Leaves of Wolfsbane or Monkshood.Aconitum napellus, A. cammurum, and A. anlhora, for all thesesorts are used. They are bitter, acrid, narcotic, anodyne, sudorific,diuretic, and deobstruant. Dose from gr. j to gr. x twice a day, inscrofula, cancer, schirrus, gout, chronic rheumatism, syphilitic nodes,amaurosis, and paralysis. The extract or the tincture is more uni-form in strength than the leaves.

Poisonous, producing sense of acrid heat and numbness in the throatand lips, nausea, violent vomiting and purging, vertigo, delirium,and death.

Antidotes. The best are emetics and acidulous diluents, and cordials.No test.— Beck, Med. Jurispr.

Enters into Extract. Aconiti. L. E.Aconitine. New. An alkali discovered by M. Brandes, containingthe narcotic principle of the aconite.

Poisonous, sec the preceding article,