The pharmacopoeia of the King and Queen's College of Physicians in Ireland. MDCCCL.

Date:
1850
Catalogue details

Licence: Public Domain Mark

Credit: The pharmacopoeia of the King and Queen's College of Physicians in Ireland. MDCCCL. Source: Wellcome Collection.

Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.

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    may, like Epsom salt, be always purchased of excel- lent quality. For the preparation of such, no pro- cesses have been given. The principal differences between the present Pharmacopoeia and its predecessor may now be briefly noticed. And first, as respects classification. In the present work the various formulae are grouped under thirty-seven headings or sections, dis- tinguished by distinct names, and these are placed consecutively in alphabetic order, this being ob- viously the method of arrangement which best se- cures facility of reference. Several of the headings are the same as in the Pharmacopoeia of 1826, but there are also some important changes, the principal of which is the suppression of the Metallica of the last edition, and the distribution of the numerous preparations of this class under sections headed re- spectively, Acetates, Arsenites, Carbonates, Chlorides, Citrates, Iodides, Metals, Nitrates, Oxides, Phosphates, Sulphates, Sulphurets, Tartrates, and Valerianates. According to the old arrangement, the Sulphurea ap- peared as a distinct section, and while some oxides were included amongst the Metallica, others, as the alkalies and earths, were not. Such incongruities are avoided by the method of subdivision of the metallic preparations now adopted; and this method has the additional recommendation of being made to rest upon the electro-negative, rather than the electro- positive constituent, and thus coming, in its princi-