MATERIA MEDICA AND THERAPEUTICS. Si 



Synergist. — The simple and aromatic bitters including cin- 

 chona, hydrastis, etc. Camphor, turpentine, cubebs, copaiba; es- 

 sential oils and substances, containing them are synergistic and 

 promote the action of eucalyptus and can be prescribed with it. 



Physiological Action. — Eucalyptus has a warm, aromatic, 

 bitter and camphoraceous taste. It is sialagogue, stomachic, 

 carminative, slightly laxative, cardiac stimulant, antiperiodic ; 

 (as it passes out of the body it increases the activity of the excret- 

 ing channels, chiefly the respiratory mucous membrane, and the 

 kidneys); is diaphoretic, diuretic and expectorant; disinfectant, 

 antiseptic and antispasmodic. Miasmatic districts are rendered 

 healthy by the growth of the tree. 



Therapy. — As a gargle, inhalation in catarrh of the nose, 

 throat or bronchi ; used in strangles, influenza, purpura in horses, 

 blood poison, in distemper of dogs, combined with quinine ; used 

 externally wherever an antiseptic is indicated. Inject diluted in 

 nasal gleet. 



Useful internally in chronic stomach troubles, but not in 

 inflamed conditions, chronic catarrh of air passages, especially 

 with excessive secretion, and in Foetid Bronchitis and Pul- 

 monary Gangrene. In chronic catarrh of the bladder it is highly 

 recommended in human practice. 



1- 

 HYDRASTIS. ,) 



The parts used in medicine are the rhizome and roots of 

 Hydrastis Canadensis. (Yellow root or golden seal.) 



Composition.— The active principle is hydrastine, which is 

 different from the hydrastin of the eclectics; it also contains 

 berberine. (3 to 4%.) 



Extractum hydrastus eluidum — Fluid extract of Hydras- 

 tis. — Dose. Horse, 2 drs. to 1 oz., average dose, y 2 oz. ; dogs, 

 2 Ms. to }4 dr. Dose of powdered Hydrastis the same as the 

 fluid extract. 



fluid Hydrastis is an aqueous preparation used generally in 

 man — in gonorrhoea. — 1 to 4. Also useful in conjunctivitis, 

 keratitis, etc., in the same strength. 



There is also a tincture, dose double that of the fluid ext. and 

 a glycerite — dose same as the fluid ext. much used for injections. 



hydrastininae hydrochloras — Is the hydrochlorate of an 



