l68 SYNOPSIS OF VETERINARY 



Synergists. — All remedies of this group, as alcohol, opium 

 and narcotic substances, increase the effect of camphor. 



Physiological Actions. — Antispasmodic or nerve stimulant, 

 anodyne, antiseptic, diaphoretic, a stimulant expectorant, a cere- 

 bral excitant or narcotic, a gastro-intestinal irritant, a rubefa- 

 cient or counter-irritant and also carminative. It has an acrid, 

 hot taste, irritates the skin and mucous membrane, large doses 

 causing gastro-intestinal inflammation. 



Medicinal Dose stimulates the vaso-motor system and the 

 cardic-motor ganglia, and lessens the influence of the pneumo- 

 gastric (inhibitory nerve) ; afterwards stimulates the accelerator 

 apparatus, thus increasing the circulation and raising arterial 

 tension ; it also stimulates respiration, and in man stimulates 

 mental activity even to intoxication. 



Large doses have a general depressing effect, and may cause 

 death. Two to four ounces in horses and cattle cause convul- 

 sions, but recovery usually follows. Two to four drachms in 

 dogs cause vomiting, staggering, dyspnoea, coma and death. 



Elimination. — By the bronchial mucous membrane, skin and 

 kidneys (may cause dysuria). 



Uses. — In catarrhal conditions, cough mixtures, acute and 

 chronic bronchitis, pneumonia. The spirits of camphor is used 

 in colic mixtures ; also locally to stop secretion of milk applied 

 frequently ; in cardiac weakness ; strangury may be relieved by 

 1^2 to 2 ozs. of the spirits for the horse. For colds, give quinine, 

 camphor, carbonate of ammonia and opium. Powdered camphor 

 makes a useful adjunct to healing powders, as camphor, zinc 

 oxide and boric acid equal parts. Spirits of camphor is useful in 

 Thumps. 



The monobromate is used as an anaphrodisiac. 



ASAFCETIDA.— ASAFETIDA. 



A gum resin of a very fcetid odor and nauseous taste. 



Dose. — Horse, 2 to 4 drs. ; cattle, y 2 to 1 oz; ; sheep, 1 dr. ; 

 clogs, 2 to 15 grs. Given in bolus, in ammonia solution, as an 

 emulsion in water, or dissolved in alcohol. 



tinctura asafoETidah; — Tincture of Asafetida. (Strength 



2D<fo.) 



