Under this division are included those vegetables and animals, with their educts and products, which are employed in medicine.
I adopt L. Gmelin's definition of an organic compound, and which I have already stated (see vol. i. p. 291, foot note).
For reasons which have been assigned in the Preface to the first volume, certain medicinal compounds, which consist of an organic acid and an inorganic base, have been referred to the first division of this work, which treats of inorganic bodies.
The Elements of Materia Medica and Therapeutics, Vol. II, 3th American ed., was written by Jonathan Pereira in 1853.