586 CYCLOPEDIA OF LIVE STOCK AND COMPLETE STOCK DOCTOR. 



Mustard. — Used chiefly for plasters in severe cases of colic, inflamma- 

 tion of the bowels, diseases of the chest and throat, and over the loins in 

 kidney affections. If mixed with warm water in the form of a paste it acts 

 as a mild blister. A plaster of ordinary strength may be made by using 

 l^ pound ground mustard, 2 tablespoons of flour, and tepid water or 

 vinegar, sufficient to make a paste. In severe cases omit the flour, using 

 only the mustard and vinegar. Apply by rubbing into the hair over the 

 part on which a blister is desired. 



Niter. — See Sweet Spirits of Niter, 



Nitro — Hydrochloric Acid. — This is a mixture of Nitric and Hydro- 

 chloric Acids. Used to stimulate the secretions of the glands in the intes- 

 tinal tract. This is very valuable in certain kinds of indigestion with 

 torpidity of the liver. Dose of the medicinal acid : Horse, 1 to 2 drachms ; 

 cattle, 2 to 4 drachms; sheep, 20 to 40 drops; hogs, 10 to 20 drops. 



Nux Vomica — (Powdered Seed.) — This drug is used as a tonic in 

 paralysis and weak, debilitated conditions of the system in general. The 

 active principle in this drug is strychnine, and when twitching of the 

 muscles occurs its use should be discontinued. Poisonous. Dose: Horse, 

 ^ to 1 drachm; cattle, 2 drachms; sheep, 20 grains; swine, 10 grains. 



Nux Vomica, Fluid Extract of. — The action on the system of this drug 

 is the same as aboye. Generally used in connection with Gentian in cases 

 of impactions, constipation, etc. Dose, Same as the powder. 



Nitrate of Silver — (Lunar Caustic). — This is simply a pencil form of 

 Silver Nitrate, much used for cauterizing warts, growths, snakebites, proud 

 flesh, etc. Sticks must be kept in tightly corked bottles to prevent dis- 

 solving. To use, simply wet and apply the same as Caustic Potash, A 

 solution of 2 to 5 grains in an ounce of water is sometimes used for in- 

 flammation of the eyes. 



Nitrate of Potash — Salt Peter. — Its chief action is on the blood 

 and kidneys, causing the latter to secrete a large amount of urine. It 

 reduces fevers and dropsical swellings. Dose : Horse, 1 to 4 drachms ; cat- 

 tle, y2 to 1 ounce; sheep, V2 to 1 drachm. 



Oak Bark Tea. — Good for diarrhea. If used externally it dries up sores 

 and toughens the skin. Dose : Colts and calves, 1 to 2 ounces ; lambs, 1/2 

 ounce. Best given in milk. To make : Boil an ounce of Oak Bark in a 

 pint of water. 



Oil of Tar. — This is a principal constituent of cough syrups. For 

 chronic coughs it makes a very effectual remedy. Dose for the horse: 1 

 teaspoonful three times a day. May be either given in the feed, or placed 

 on the tongue with a spoon. 



Oil of Male Shield Fern. — This is a very effectual remedy for tape- 

 worms. Dose : Horse, 3 to 4 drachms in a pint of raw Linseed Oil ; cattle, 

 ftame as the horse ; sheep and swine, 1 to 2 drachms in % pint of oil. 



