170 MATERIA MEDICA. 



of pewter, which is composed principally 

 of tin and lead. 



TOBACCO. This is 5?ometimes given to 

 horses by grooms, for the purpose of keep- 

 ing their legs fine ; it generally acts as a 

 diuretic* 



TORMENTIL, The root is a powerful 

 astringent, and is sometimes employed in 

 the diarrhoeas of horses and horned cattle, 

 with good effect. 



One ounce, or one ounce and a half, be- 

 ing boiled in three pints of water, to one 

 pint and a half, with a little cassia,- and 

 caraway seeds, makes one dose, which may 

 be repeated if necessary. 



TRAGACANTH, or Gum Dragon. This 

 gum makes a strong mucilage, and may be 

 employed in making emollient drinks. 



TURBITH MINERAL, Yellow Mercurial 

 Eynetic, or Vitviolatecl Quicksilver. This 

 mercurial preparation is seldom used in vete- 

 rinary practice, being apt to irritate the sto- 



* A short time since an infusion of about two 

 ounces of tobacco in a quart of beef was given to a 

 horse merely for the purpose of keeping his heehs 

 /iue. He died immediately after taking it. 



