78 VETERINARY MATERIA MEDICA. 



tive, antiseptic, antiphlogistic, emetic, for dogs and 

 pigs. In passing out of the body calomel stimulates 

 the various excretory channels, thereby acting as a 

 cholagogue, cathartic, diuretic, diaphoretic, and sial- 

 agogue. Applied externally as stimulant, desiccant, 

 mild astringent, and antiseptic. It is given at the 

 onset of acute diseases in the horse; in gastric fever 

 with opium; in indigestion and diarrhoea of young 

 animals ; in rheumatism in horses and cattle, with qui- 

 nine and salicylic acid ; in jaundice, chronic liver trou- 

 bles ; in congested liver with aloes. Has been given in 

 glanders and chronic skin affections. Like all mercu- 

 rials it controls inflammation and promotes absorption 

 of waste by stimulating the lymphatics. Applied 

 externally to indolent sores and wounds ; also as black 

 wash ( 3 i. to aqua calcis Oi.). Dose: As alterative, 

 H., 3i.-3i.; C, 3i.-3i. ; D., gr. ij.-iij. As ca- 

 thartic, H., 3ss.-i., with aloes, 3 v.-vi. ; C, 

 3 i.-ij., with Epsom salt, lb. i. ; D., gr. iij.-v., with 

 powdered jalap, gr. xx.-xl. As emetic for the dog 

 and pig', two to three grains with same amount of 

 tartar emetic. Has also some vermifuge effect on 

 both the horse and dog, but is seldom given alone for 

 that purpose. 



Hydrargyri lodidum Rubrum, red iodide of mer- 

 cury, biniodide of mercury, mercuric iodide (HglJ — 

 a scarlet-red crystalline powder, permanent in the 

 air, odorless and tasteless, almost insoluble in water, 

 soluble in 130 parts of alcohol, in solution of iodide 

 of potassium, and in solution of mercuric chloride. 



Action and Uses. — Biniodide of mercury is an 



