File:Veterinary notes for horse owners - a manual of horse medicine and surgery (1903) (14778996601).jpg

Identifier: veterinarynotesf00haye (find matches)
Title: Veterinary notes for horse owners : a manual of horse medicine and surgery
Year: 1903 (1900s)
Authors: Hayes, M. Horace (Matthew Horace), 1842-1904
Subjects: Horses Horses -- Diseases Horses -- Diseases
Publisher: London, England : Hurst and Blackett, Ltd.
Contributing Library: Webster Family Library of Veterinary Medicine
Digitizing Sponsor: Tufts University

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
of small bulk. Unlike the mucous membraneof the mouth, the mucous membrane of the rectum does notexcrete sufficient fluid to dissolve ordinary dry medicines, whichconsequently should not be given in the way. Also, its powerof absorbing oils is feeble. When injecting a small quantity offluid, say, about 1 oz. into the rectum, it is well to use a narrowtube with the syringe, or a catheter made according to Veterinary-Surgeon Desmonds design (p. 656) might be employed. This SUBCUTANEOUS INJECTIONS. 633 method of injection is not suitable to cases in which the mucousmembrane of the intestine is in a state of irritation (Guinard). By Subcutaneous (Hypodermic) Injection. In this way, exactness in the amount of the dose can be insuredbetter than hy the mouth or rectum. With difficult horses, itis often easier to make a subcutaneous injection, than to give aball or drench. This method is frequently indispensable for pro-ducing local effects, as, for instance, with cocaine (p. 608), in Avhich
Text Appearing After Image:
Fig. 155.—Reads Enema.Pump./ case the injection is made deeper than usual, or it is made closeto the nerve on which it is required to act. Medicines given hypo-deraiically do not come in contact with the food in the stomachand intestines; and they escape the changes which many sub-stances undergo in the liver, and hence act more certainly(Finlay Dun). Economy in drugs is a further item for considera-tion. The chief disadvantage of this method is that it is not suit-able for certain medicines, such as oily substances, which are veryslowly absorbed by the subcutaneous tissue; bulky agents, likeEpsom salts; and irritating drugs, like turpentine. The bad effectdue to the introduction of putrefactive material into the wound canbe entirely obviated by strict antiseptic measures (p. 70). 634 ADMINISTRATION OF MEDICINES MEDICINES FOR HYPODERMIC INJECTION AND THEIR DOSES.— The drugs most suitable for subcutaneous injectionare liquids which can be mixed with water, and soluble solids, par-t

Note About Images