Volume 4

Pharmacologia; comprehending the art of prescribing upon fixed and scientific principles; together with the history of medicinal substances / By J.A. Paris.

  • Paris, John Ayrton, 1785-1856.
Date:
1825
Catalogue details

Licence: Public Domain Mark

Credit: Pharmacologia; comprehending the art of prescribing upon fixed and scientific principles; together with the history of medicinal substances / By J.A. Paris. Source: Wellcome Collection.

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    up the active parts of the flowers; hot water, by infu- sion, dissolves nearly one-fourth of their weight, but boiling dissipates the essential oil, on which account they should never form an ingredient in a decoction. Users. The flowers given in substance are said to have cured intermittents; they are however but rarely used ; externally they are applied in fomentations. See Jn- fusum Anthemidis. OFFicINAL PREPARATIONS. Decoctum Anthemidis nobilis. E.D. Infusum Anthe- midis. L..* ‘There is a great variety in the quality and price of chamomile flowers ; those which are large and whitish are to be preferred as the freshest ; by keeping they become invalid, and are deprived of their aromatic principle and essential oil. ‘They are always inferior in wet seasons. ‘lhe double flowered varieties are also less powerful than the single kind, since the qualities reside in the disc florets. ANTIMONIT SULPHURETUM. L. Sulphuret of Antimony. Qvauiries. This article appears in the market in conical loaves, which are dark grey externally, but in- ternally possess a bladed structure and considerable brilliancy ; the Edinburgh and Dublin colleges direct this substance to be ig with water, and kept in the state of powder; & should however never be pur- chased in that form, as it is not unfrequently adulter- ated with sulphuret of lead, whereas it cannot contain such admixture when its form is characteristically crys- talline and bladed. CHemican Composition. Anti- mony 100, Sulphur 35°572. From the time of Basil * CuamomiteE Droers. The nostrum sold under this name is a spirit flavoured with the essential oil ‘of Chamomile. It is very obvious that it cannot possess the bitter tonic of the flowers. EZ